{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011621","487:4870001046","475:4750000064","466:4660011136","472:4720004768","480:4800002280","480:4800002182","475:4750000178","475:4750000040","472:4720005865","492:4920000363","466:4660011781","475:4750000130","467:4670000304","486:4860004594","475:4750000658","475:4750000585","497:4970000098","475:4750000153","487:4870000623","475:4750000042","486:4860005052","480:4800002374","466:4660011619","475:4750000062"],"twin_admin_codes":[466,487,475,466,472,480,480,475,475,472,492,466,475,467,486,475,475,497,475,487,475,486,480,466,475],"twin_sims":[0.007923148795720827,0.0007618914614358542,0.00024595901946857,0.00006818635142550347,0.00003660832712587386,0.000025441458838861995,0.000022607171559162,0.000018548425731583253,0.000018313311172125565,0.000016017226048929628,0.000011137145106161696,0.000009672825374287361,0.000007345290680429532,0.000005405180857962274,0.000004467766035206769,0.000003831564447245533,0.0000036284521909200235,0.000003009532637213081,0.0000029958898919237236,0.0000029696001869000915,0.0000026577876526115454,0.000002415458711078248,0.0000021672645111925222,0.000002036273048737283,0.0000019732006841691634],"twin_dists":[0.40398968438042143,0.49214399236298606,0.529478569798418,0.5688818663432299,0.5870336832783488,0.5973980913283077,0.6007237222062195,0.606254486185366,0.6066093038811394,0.6103229241328156,0.6202842667541989,0.624105767444036,0.6315012875450945,0.6396408197080379,0.6446439471120492,0.6486509040898555,0.6500657103409454,0.6549004119774476,0.655017421869274,0.6552443519197495,0.6580938140928524,0.6605396850122438,0.6633025814081505,0.6648860761032209,0.6656838091091732],"n_dims_used":43,"mean_confidence":0.8680849297102108},"coverage":{"mean_confidence":0.8680849297102108,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}