{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005893","487:4870005768","487:4870007366","478:4780000983","478:4780009615","466:4660013676","478:4780000227","466:4660009714","487:4870006470","487:4870006814","469:4690004670","487:4870005745","466:4660009370","487:4870007666","469:4690005384","487:4870007659","487:4870006657","488:4880005723","466:4660011389","487:4870005904","466:4660005377","487:4870007511","470:4700003044","496:4960000063","478:4780000056"],"twin_admin_codes":[487,487,487,478,478,466,478,466,487,487,469,487,466,487,469,487,487,488,466,487,466,487,470,496,478],"twin_sims":[0.5311501440498783,0.3660907604866814,0.26917815820134794,0.23785802568501951,0.22822002828131338,0.20847050084769003,0.18835705931543162,0.18623283850709582,0.17554944150927929,0.16841998536678268,0.15919379674766798,0.15545952551663017,0.15502453439005293,0.1504885305582388,0.14767363182071463,0.14553020384874746,0.1434381286510078,0.14105401422341207,0.13933259911775125,0.13823460969627704,0.1363901199626515,0.13597698016781784,0.12812990665546864,0.12762608342139517,0.12619356425019995],"twin_dists":[0.14609702713498593,0.18411732140590958,0.21041124536750633,0.22010421511614497,0.22325156752002953,0.2299884462694022,0.23731277200875656,0.23811753699354843,0.2422661961090826,0.2451357815441689,0.2489821605506095,0.250585065142926,0.2507736038515969,0.2527631410150223,0.25402006386093606,0.2549890757071977,0.255945118521738,0.2570473268808821,0.2578518143935664,0.25836883110041975,0.2592443096719065,0.25944161823489825,0.26327776241539463,0.26353005727947904,0.26425155214956386],"n_dims_used":43,"mean_confidence":0.9155261904694313},"coverage":{"mean_confidence":0.9155261904694313,"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}}