{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012630","490:4900003439","490:4900012284","490:4900003843","490:4900003713","490:4900012901","487:4870000751","490:4900003701","490:4900002450","490:4900002289","494:4940007181","490:4900012547","490:4900004011","490:4900005094","487:4870001002","487:4870000747","490:4900003454","490:4900004288","490:4900012698","487:4870001186","494:4940008786","490:4900012340","487:4870001091","490:4900002905","490:4900001285"],"twin_admin_codes":[490,490,490,490,490,490,487,490,490,490,494,490,490,490,487,487,490,490,490,487,494,490,487,490,490],"twin_sims":[0.13273236729438612,0.10272369223489959,0.09277816200091346,0.08828593622872209,0.08807772235659517,0.08606799129552167,0.08596143709761303,0.08327050510594806,0.07620396058424568,0.07452039182422675,0.06785075836831357,0.06572371370147655,0.06465259294727255,0.0643535557631874,0.06243416281345858,0.05624729965166054,0.055671446916535854,0.055088579271824735,0.053838016983237716,0.05032631808139949,0.047117285214006745,0.046382567752178444,0.04598812121419769,0.04467900853170623,0.04344597660983014],"twin_dists":[0.26100703871853015,0.27707512701162945,0.283206439820983,0.28614709447428427,0.28628624457566365,0.28764297568687786,0.28771560918478156,0.2895741445240741,0.29469444651016447,0.2959703918192383,0.30126652646537033,0.30304454787821944,0.30395774993335006,0.3042149057522577,0.3058891686243455,0.3115903728647565,0.3121469410619477,0.31271515830333113,0.31395128140738593,0.3175545213286766,0.3210351978758476,0.32185987881446443,0.32230714472711397,0.3238149679384795,0.325269455805762],"n_dims_used":43,"mean_confidence":0.897848883340525},"coverage":{"mean_confidence":0.897848883340525,"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}}