{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000648","480:4800001195","480:4800001140","480:4800000365","480:4800000886","480:4800000918","480:4800001035","480:4800000435","480:4800000688","480:4800000996","480:4800000662","480:4800000689","480:4800001033","480:4800000509","480:4800000430","480:4800000310","480:4800000467","480:4800000843","480:4800000340","480:4800000440","480:4800000307","480:4800000463","480:4800000721","480:4800000349","480:4800000472"],"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":[0.729937714892413,0.6142012085496267,0.5348934803447675,0.5132321153741722,0.4857418935027844,0.48213591189600774,0.45815444017629114,0.45639807384790926,0.4559844059281709,0.45414427270781355,0.44365184818295067,0.44218754900796814,0.44158763723668154,0.44071759477660016,0.4392211447308971,0.42822397595588907,0.4259846988670344,0.4243588271789331,0.4139839518574622,0.41039953494757914,0.4047604551428949,0.40297461798338163,0.3975369800023901,0.3906080611921058,0.382917567858831],"twin_dists":[0.10305130485574297,0.12823192914450204,0.14528394926217653,0.15000667110152116,0.15607410902072685,0.15687733124144448,0.16227025356496066,0.16266901437949924,0.1627630131832277,0.16318152818451184,0.16558005469856252,0.16591649181119492,0.16605445183391984,0.1662546624788279,0.1665993805504293,0.16914713937314926,0.16966916069489457,0.17004889640528514,0.1724866258232633,0.17333492218337804,0.17467610195760125,0.17510257145992594,0.17640640038314098,0.17807972022983243,0.17995332667438918],"n_dims_used":43,"mean_confidence":0.9147244830464207},"coverage":{"mean_confidence":0.9147244830464207,"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}}