{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001303","490:4900000716","494:4940008116","493:4930006952","487:4870009628","494:4940008670","490:4900006024","490:4900001302","487:4870002262","494:4940000948","490:4900005647","494:4940000661","487:4870009880","494:4940008013","480:4800005230","478:4780008227","487:4870001916","480:4800004199","480:4800004276","478:4780007830","466:4660004316","466:4660011987","487:4870003947","480:4800004355","494:4940003171"],"twin_admin_codes":[490,490,494,493,487,494,490,490,487,494,490,494,487,494,480,478,487,480,480,478,466,466,487,480,494],"twin_sims":[0.12222404068995521,0.12163604315300547,0.09886325932245257,0.055995449434304484,0.054885078117955406,0.036524752442406036,0.02603241606441103,0.024761958888429147,0.02250107843767923,0.021596360322790203,0.016739330845093003,0.011532278804900752,0.010460677188112354,0.009403960622576974,0.009180881978158051,0.009082378858910426,0.007900254903505243,0.007445759401156043,0.007302989901913725,0.007095084967234183,0.0069334686071994495,0.006768372535362251,0.006501220469940487,0.006449957248186842,0.005938157965154035],"twin_dists":[0.2662838450487692,0.26658913999128087,0.27939727952519483,0.31183320671337567,0.3129147161955476,0.3341468951011818,0.3508252360541377,0.35322263600056963,0.3577655328301581,0.3596951468456083,0.37144985178950785,0.38800121317506664,0.39221803082784745,0.3967713130461635,0.397790608069652,0.39824774842544736,0.40411048315129544,0.4065760441194643,0.40737846340733347,0.4085725454222051,0.4095227026020132,0.41051411230313634,0.41216545265816973,0.4124892955893887,0.4158562547479585],"n_dims_used":45,"mean_confidence":0.9049428304036459},"coverage":{"mean_confidence":0.9049428304036459,"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}}