{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003958","487:4870003371","487:4870003923","487:4870011306","487:4870002842","490:4900003300","490:4900000880","494:4940008116","487:4870002098","487:4870003968","494:4940006795","494:4940006920","487:4870002711","487:4870001561","487:4870002969","496:4960009487","487:4870001825","480:4800004199","490:4900001313","480:4800004889","490:4900012881","480:4800004526","496:4960007440","490:4900001302","490:4900012816"],"twin_admin_codes":[487,487,487,487,487,490,490,494,487,487,494,494,487,487,487,496,487,480,490,480,490,480,496,490,490],"twin_sims":[0.08293237741552176,0.045758633405723746,0.03439296265102429,0.018806341883652218,0.015889304290363174,0.01285430737168192,0.011014605534524656,0.01069951938990769,0.00912507244227287,0.00892272397728905,0.007574803321529094,0.007569398266135999,0.006586745654417183,0.006187576130762484,0.006000882258694876,0.005427993530378508,0.004409543729334157,0.004300969098867614,0.0039333658214897975,0.0038658227105795983,0.003628528699199259,0.003597265763371691,0.0035606324318526563,0.00319694847651616,0.0028218040307766952],"twin_dists":[0.2898110543495305,0.3225688432617845,0.3371689426664606,0.36612450151810033,0.37380887642695304,0.38325414677620423,0.3899926980875603,0.3912459587765961,0.3980490717204894,0.39899818389044256,0.4058625684654744,0.40589223293613436,0.4116302525416595,0.41418404864416936,0.4154298446073894,0.4194839678214005,0.42775790702851246,0.42873985523199903,0.4322405482329401,0.4329159396125384,0.4353770964345036,0.43571220989034326,0.4361082829480215,0.44025568263184306,0.44501219210370946],"n_dims_used":43,"mean_confidence":0.9026773142260175},"coverage":{"mean_confidence":0.9026773142260175,"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}}