{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002857","480:4800002719","480:4800003708","480:4800002956","480:4800003300","480:4800002770","480:4800002856","480:4800002864","480:4800003344","480:4800002820","480:4800002722","480:4800003686","480:4800003493","480:4800004403","480:4800003076","480:4800002809","480:4800005257","480:4800004925","480:4800003083","480:4800002948","480:4800003517","480:4800003125","480:4800002773","480:4800004159","480:4800004910"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5225329670862158,0.4819771446722743,0.35849222926272567,0.278321634545854,0.24758410705477332,0.22936758170730778,0.15976099042126612,0.1546372012548597,0.14319073599695625,0.11920066037136648,0.11325365728844466,0.10984006714396441,0.10316966918245107,0.09873824739548233,0.0973965837454608,0.09569829546022175,0.0939956925325094,0.09111004434831095,0.08951607482166932,0.08881361880736356,0.08483658190267858,0.0822918353318266,0.08064832995842082,0.07413833825145742,0.07331290323062119],"twin_dists":[0.1479734079963148,0.15691273923984966,0.18602889843926232,0.20771619565852903,0.2170112855543177,0.22287229463258587,0.24874110204750427,0.25094181220980094,0.2560588554083847,0.2678657433854767,0.27106925732785747,0.27296700189354967,0.2768112766310324,0.2794736556141198,0.2802981588380071,0.28135471249079846,0.2824288669422417,0.28428497199383007,0.28533026206474477,0.2857956054777763,0.2884867837447159,0.290261976077134,0.29143193568939474,0.2962631772527015,0.296899932517079],"n_dims_used":43,"mean_confidence":0.9134206550065861},"coverage":{"mean_confidence":0.9134206550065861,"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}}