{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002151","480:4800002137","480:4800001869","480:4800001243","480:4800001979","480:4800002329","480:4800002366","480:4800002466","480:4800002097","480:4800002510","480:4800002085","480:4800002043","480:4800002418","480:4800001695","480:4800002029","480:4800001870","480:4800001922","480:4800002032","480:4800002088","480:4800001750","480:4800002419","480:4800001586","480:4800001811","480:4800001697","480:4800001307"],"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":[0.8064053824046331,0.7860856916257198,0.768029810603007,0.7540881021767781,0.7529816120675613,0.7521879190560228,0.7395793886029152,0.7365098466777503,0.7267791043004244,0.7191058816966003,0.7145252541445624,0.7145003405837438,0.6948051174594979,0.6931281956936058,0.6841583659232474,0.6667417751018104,0.6588910382031091,0.6453483461200322,0.6370751884888926,0.6306841270120892,0.6249862072490161,0.5796887570165689,0.5763828844698975,0.5729905976955175,0.5690122522715961],"twin_dists":[0.08519780365678765,0.09010883801080158,0.09435839237681232,0.09757819871311747,0.09783169721781312,0.09801335844766645,0.10088057096571965,0.10157358585890044,0.10375869301634248,0.10547002597319564,0.10648709098503623,0.10649261386062003,0.11083155445578077,0.11119870141651032,0.11315725791970026,0.11693788806324869,0.1186340851726478,0.12155100798160486,0.12332847328359176,0.12469981702162687,0.1259214295387554,0.1356257755942955,0.13633519594278173,0.13706355212225704,0.1379183052528441],"n_dims_used":42,"mean_confidence":0.9111739567347935},"coverage":{"mean_confidence":0.9111739567347935,"n_dims_used":42,"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}}