{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004348","500:5000004698","500:5000004349","500:5000004521","500:5000003637","500:5000003639","500:5000004872","500:5000003641","500:5000004171","500:5000004346","500:5000004697","500:5000005030","500:5000004347","500:5000003463","500:5000004847","500:5000004848","500:5000003460","500:5000004146","500:5000003638","500:5000003586","500:5000003410","500:5000004352","500:5000003815","500:5000003790","500:5000001224"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.848640879073363,0.815191303587124,0.8118363614200348,0.7956130020124508,0.7561049407477155,0.7535306494618512,0.7266876367314417,0.7214775524995696,0.713428500122839,0.7114059779122274,0.6485043501364388,0.6450765271895693,0.6436940030344148,0.6239065152454426,0.6171492090409746,0.6084800123242259,0.6063047834184003,0.5936256696285679,0.5868781591632058,0.550695435321605,0.5430989969711534,0.5407259661890443,0.5388185629093281,0.537677797378036,0.5342129521459222],"twin_dists":[0.07440780728499681,0.08302474129779235,0.08385839550341131,0.08782481007562919,0.09711539700956368,0.09770594762808898,0.10377915145190421,0.10494212403966924,0.10673013256410833,0.10717785602814672,0.12087213710853244,0.12160945491133819,0.12190667437724252,0.12615282458166327,0.12760053762478485,0.12945707716862892,0.1299228534787803,0.1326382068387094,0.13408407694568109,0.1418635345649154,0.1435055681130282,0.14401934801818586,0.14443262059913653,0.1446799209537638,0.14543167785053057],"n_dims_used":44,"mean_confidence":0.9207643162120472},"coverage":{"mean_confidence":0.9207643162120472,"n_dims_used":44,"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}}