{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000627","480:4800000739","480:4800000814","480:4800000666","480:4800000738","480:4800000853","480:4800000809","480:4800000740","480:4800001661","480:4800001099","480:4800001388","480:4800000896","480:4800001565","480:4800000737","480:4800000701","480:4800002539","480:4800000517","480:4800000449","480:4800000554","480:4800001323","480:4800001563","480:4800000589","480:4800001450","480:4800001510","480:4800002061"],"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":[0.43889452797531187,0.3381805473717396,0.3288693037692364,0.29833003062965163,0.27281089279219894,0.21819242903577435,0.17886768761553112,0.14547181453698624,0.14409176569695847,0.14214397437300186,0.13592131306249783,0.13415997728007117,0.13091861041452477,0.13009915010104597,0.1297915784895598,0.11390973864642072,0.11358543865697315,0.11159123801171206,0.10471835414495428,0.10097465617141996,0.10087818345309459,0.1007435701752316,0.09936506736847174,0.09444279472450604,0.09271111995796537],"twin_dists":[0.1666746801943305,0.19124434883519847,0.193691142432943,0.20200012589795371,0.2093338584333969,0.22662096255830497,0.2409589277256057,0.25501561998229755,0.2556453129688441,0.25654171818841176,0.25946823822728166,0.26031476252237773,0.261894693590083,0.26229878104370596,0.2624509447673436,0.27070958568795506,0.2708871708447448,0.27198785982492535,0.27590188799983273,0.27811860923711235,0.27817657506844296,0.2782575302253258,0.2790914593757322,0.2821453201943512,0.2832494895076949],"n_dims_used":43,"mean_confidence":0.9240594908248546},"coverage":{"mean_confidence":0.9240594908248546,"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}}