{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003642","480:4800002820","480:4800002773","480:4800003404","480:4800002948","480:4800003207","480:4800003076","480:4800002864","480:4800003147","480:4800002865","480:4800003208","480:4800003640","480:4800002769","480:4800002716","480:4800002993","480:4800002910","480:4800002770","480:4800003402","480:4800003300","480:4800003708","480:4800002992","480:4800002718","480:4800002904","480:4800002989","480:4800003292"],"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":[0.3810168481379424,0.23990269730725797,0.23580984338396374,0.22503129244050782,0.21124526541232194,0.20207012054540277,0.19832945252295517,0.17880688109055506,0.17558034506319634,0.14987500827848846,0.14751224395071041,0.14440911119082067,0.14315364494861785,0.14010525041360616,0.1360239876749276,0.13408962387492288,0.13112102278397272,0.12095111370048016,0.12093591497121406,0.1136322340792636,0.11262127646261036,0.10995523652139484,0.1088046304515249,0.10862615951094279,0.10535395523065999],"twin_dists":[0.1804191475775471,0.2194472932974343,0.22076596572302143,0.22431213780063267,0.2290166676428532,0.2322641366345719,0.23361714542568282,0.24098272763727827,0.24225394045180917,0.25303560786000323,0.25409266157929356,0.2555001190011705,0.2560759203128874,0.2574898116401654,0.25941914561903195,0.26034874825126314,0.2617951751262196,0.26694618559925687,0.26695412599612045,0.2708615218067282,0.27141745860970334,0.2729022372898777,0.27355164461514797,0.2736528502267593,0.27553169208658584],"n_dims_used":43,"mean_confidence":0.9130502745162609},"coverage":{"mean_confidence":0.9130502745162609,"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}}