{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004978","480:4800005236","480:4800003825","490:4900003100","485:4850004733","481:4810001740","480:4800004810","480:4800004811","480:4800004635","479:4790005043","478:4780006528","480:4800003867","494:4940006384","485:4850004003","480:4800005321","489:4890001707","480:4800004637","478:4780008672","480:4800004636","473:4730002652","480:4800004895","474:4740001672","485:4850004810","481:4810003394","496:4960010659"],"twin_admin_codes":[480,480,480,490,485,481,480,480,480,479,478,480,494,485,480,489,480,478,480,473,480,474,485,481,496],"twin_sims":[0.4431763423591528,0.178339211066867,0.08298041652914133,0.04659188192661975,0.032940678171136245,0.021811094830722962,0.016077823147567557,0.015797333729481312,0.015724811675613973,0.009867857598940091,0.009362393567297416,0.008106580825143811,0.007690652323514626,0.007054870955606749,0.006096560547573657,0.006019479038282265,0.0060143176765343155,0.005308035735381702,0.005091407956241324,0.0040156549689811675,0.003896225802583003,0.0037299989468090396,0.0033177978981091933,0.0030691179651981377,0.002997121815463278],"twin_dists":[0.1656892597848977,0.24116596775710492,0.28977734866766475,0.3216238277923951,0.33932040465628593,0.3592308833531755,0.37327628546343916,0.3740707248048029,0.3742781486436884,0.3947189941888712,0.39695959316029855,0.4030329532662724,0.405231280604606,0.40880713425162024,0.4147870903331091,0.41530419352127523,0.4153390316493205,0.42038160486332665,0.4220501571425403,0.4314318190710002,0.4326106086041281,0.4343072502213096,0.438831805647888,0.44181632514319813,0.4427216434347857],"n_dims_used":43,"mean_confidence":0.9175367133561955},"coverage":{"mean_confidence":0.9175367133561955,"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}}