{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005306","479:4790001652","496:4960005965","487:4870006596","470:4700005345","466:4660007778","472:4720001581","481:4810005382","498:4980005173","474:4740000968","470:4700006696","466:4660003154","469:4690005669","481:4810002914","500:5000011562","500:5000007729","493:4930006090","478:4780008459","488:4880004087","496:4960012029","484:4840000444","469:4690002572","490:4900001491","499:4990000762","466:4660010624"],"twin_admin_codes":[470,479,496,487,470,466,472,481,498,474,470,466,469,481,500,500,493,478,488,496,484,469,490,499,466],"twin_sims":[0.033011439913935806,0.029410170193437023,0.027290483295420668,0.025909788136709196,0.017848442689411232,0.015802575019491543,0.012117265589055693,0.010379655446093563,0.007942224502211489,0.0073656351732029135,0.005853075541654456,0.005602830394141934,0.003721799640990615,0.0034149744904082846,0.0033917678133041024,0.003224266605464431,0.0031295944481135483,0.0030271845317464546,0.0025012316655500114,0.002267605096562409,0.0021682399801080964,0.0018602071082585623,0.0016457231022058932,0.0015067289635962461,0.00129642480135403],"twin_dists":[0.33921371902537484,0.3449098029783596,0.34854872942462944,0.351052178764102,0.36852507762904235,0.37405576640914656,0.38584413750532415,0.3925522753047925,0.4038892709199555,0.4070246536686871,0.41644120275439167,0.41820727877350744,0.4343927084791629,0.43772077099128004,0.43798345012403156,0.43992956825104745,0.4410707329512362,0.44234122781900237,0.4495598203127614,0.4532240397640352,0.4548885949481016,0.46053527804488054,0.4650005588989591,0.4681903836486521,0.4735753447286071],"n_dims_used":45,"mean_confidence":0.9210179646809896},"coverage":{"mean_confidence":0.9210179646809896,"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}}