{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003496","480:4800003558","480:4800003436","480:4800003382","480:4800003143","480:4800003437","480:4800003497","480:4800003108","480:4800003623","480:4800003559","480:4800002848","480:4800002799","480:4800002890","480:4800003059","480:4800003102","480:4800003760","480:4800003498","480:4800003279","480:4800003145","480:4800003624","480:4800003188","480:4800003622","480:4800003103","480:4800003144","480:4800003621"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9662334279057603,0.9422891654836508,0.929045954282989,0.8641664345967741,0.8531330133146138,0.8523333647522398,0.7670138342314711,0.7392151037187523,0.7120005108689818,0.6642837164509551,0.5770744347326163,0.5745628169204219,0.5376178912144476,0.49193330260673246,0.46099416126597714,0.43514312496471985,0.42592256225432895,0.4024683703596487,0.4018076294557514,0.39220881432635946,0.36235153258509917,0.3583235454420056,0.34969207807841224,0.33053703860558264,0.3277607584388189],"twin_dists":[0.034040908406427095,0.044780558160008345,0.049827502672185456,0.07017787987012714,0.07320125389659417,0.07341701622639601,0.09459472113571739,0.10096291388938904,0.10704630742349246,0.11746943652705141,0.13618676363013713,0.1367259296166963,0.14469291048665273,0.1546992295085575,0.16162668892663176,0.16754113702785992,0.16968366214634284,0.1752236210503339,0.17538171503421282,0.17769192618386423,0.18505546345743137,0.18607156752652304,0.18826894245047324,0.19325014362107795,0.19398495594541443],"n_dims_used":43,"mean_confidence":0.9144432600154433},"coverage":{"mean_confidence":0.9144432600154433,"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}}