{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006598","490:4900006961","490:4900006357","490:4900006235","490:4900006963","490:4900005858","490:4900005989","490:4900007092","490:4900007086","490:4900006719","490:4900006593","490:4900012198","490:4900006355","490:4900006110","490:4900006243","490:4900005864","490:4900007087","490:4900007578","490:4900004250","490:4900007212","490:4900006356","490:4900006960","490:4900008059","490:4900006474","490:4900005597"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.017163994668396295,0.008847929797446061,0.008553829179391844,0.006149009131223795,0.0023573002733096268,0.0007686462901988759,0.0004375363969828811,0.00018617586150585563,0.00017742082167774417,0.00016749255398416474,0.00013235981516543312,0.00011803540993871508,0.00010949132917222757,0.00009058507199519755,0.000046987309420015,0.00003445109436713139,0.000023530722435827862,0.000020267124129951934,0.00001653126766812006,0.000012846475698424587,0.000011119920696356104,0.000009481759816662097,0.000009050573820673669,0.000008883430290608585,0.000005008393493994675],"twin_dists":[0.3703104687083743,0.39935388088353735,0.4007791262564802,0.41443859869463723,0.45177800471083635,0.4918413761720767,0.5107998642165498,0.5382766800950816,0.5397839348829557,0.5415804011781137,0.5488633656981261,0.5523721161590316,0.5546618442243614,0.5603966328846496,0.5798174596740706,0.5887762097479622,0.5995984154112798,0.6037839768210294,0.6094492842562159,0.6163893258559928,0.6203263538264495,0.6246447268675135,0.625900240097207,0.6264023783129513,0.6416481964953973],"n_dims_used":45,"mean_confidence":0.9316372341579862},"coverage":{"mean_confidence":0.9316372341579862,"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}}