{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013133","490:4900010437","466:4660010667","494:4940006899","466:4660008659","490:4900011873","466:4660010992","487:4870001362","487:4870000151","486:4860004033","490:4900013305","466:4660007273","490:4900012680","487:4870000339","487:4870000280","490:4900012963","490:4900010791","480:4800006367","466:4660010329","487:4870000467","487:4870000975","486:4860004101","487:4870000150","490:4900011991","466:4660013073"],"twin_admin_codes":[490,490,466,494,466,490,466,487,487,486,490,466,490,487,487,490,490,480,466,487,487,486,487,490,466],"twin_sims":[0.2826127675474346,0.019035615462626183,0.017900038604082794,0.01762109562285651,0.017043199551086324,0.013790435829270573,0.013169534359553755,0.010755390691062036,0.010682976519126135,0.010470403535705204,0.010403193217195635,0.010038418220122178,0.009438742860108219,0.00859490756164593,0.0081936973876924,0.008084431659710286,0.007885357635469095,0.007839667083083849,0.0074961010776746235,0.007226964955337508,0.006661871396273488,0.006390787849707411,0.0063226529580300015,0.006266422652980716,0.00614682305031242],"twin_dists":[0.206470016690389,0.3655658176810937,0.36839293390765504,0.369111357643814,0.3706320249268057,0.38014774841385374,0.3821863971048632,0.3910213557689417,0.39131266146992993,0.39217806117033427,0.39245493460060804,0.39398601361443986,0.39661433528191903,0.4005774457562473,0.4025853551966383,0.4031474410323945,0.4041892567282742,0.40443169377686145,0.4062963972739857,0.40781152001624915,0.41116526785935886,0.4128659792268897,0.4133036515450939,0.41366806676910994,0.4144530703502335],"n_dims_used":45,"mean_confidence":0.9129358927408854},"coverage":{"mean_confidence":0.9129358927408854,"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}}