{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006701","490:4900006339","490:4900006220","490:4900006578","490:4900007556","490:4900007073","490:4900005326","490:4900006337","490:4900004912","490:4900003513","490:4900006340","490:4900007066","490:4900004773","490:4900005453","490:4900006557","490:4900005193","490:4900005327","490:4900006825","490:4900004913","490:4900007678","490:4900005194","490:4900006580","490:4900007647","490:4900005455","490:4900005584"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16503437673617052,0.05688584324079091,0.02900414222871524,0.01150704538587562,0.005068800100747801,0.004333245684783731,0.0034195269965928304,0.0019144294526495865,0.0017712018317846902,0.0015062877717288744,0.0014783956124990894,0.0009627867369804878,0.0009466351913211195,0.0008782399206596299,0.0007369154433426664,0.0006849745221165478,0.0006154205675590223,0.0005980795746190519,0.0005672299635741372,0.00045671971370196804,0.0003320213109352588,0.00029875343552575746,0.0002742726934789773,0.00025636908562368777,0.00024260201168741784],"twin_dists":[0.24652911081013384,0.31097869120974836,0.345588988519953,0.388096426527846,0.42222797674132273,0.4284456166306156,0.4376694317119257,0.4594817530575729,0.46232752612630595,0.4682009342269018,0.4688738023665857,0.4840566450322723,0.48464581394538514,0.487248878111705,0.4932850302212142,0.4957780208777035,0.4994076707152705,0.5003720925537537,0.502154150462582,0.5093809408297787,0.5198326383916073,0.523247271460041,0.5259960897612185,0.5281563608462747,0.5299161828089808],"n_dims_used":45,"mean_confidence":0.9060452779134115},"coverage":{"mean_confidence":0.9060452779134115,"n_dims_used":45,"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}}