{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002580","480:4800003126","480:4800002743","480:4800002574","480:4800002926","480:4800002878","480:4800002684","480:4800003372","480:4800002585","480:4800003004","480:4800003009","480:4800002793","480:4800003475","480:4800002641","480:4800003522","480:4800003709","480:4800003174","480:4800002959","480:4800003521","494:4940000635","480:4800003790","494:4940000636","480:4800002780","480:4800003010","494:4940000708"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,494,480,480,494],"twin_sims":[0.5520691704441228,0.5244721936867152,0.4681198379896682,0.4233275606491595,0.41109937227340876,0.39382204201708215,0.33118168680517673,0.3231779719857485,0.31378338210774614,0.31176257249251893,0.29840080323634344,0.2966331077981806,0.2854087225201939,0.2727384489372951,0.2652105063347991,0.26119733486524604,0.252773533404853,0.25181054288297233,0.23505479520701014,0.2345486119018438,0.22532471286559197,0.22256274602412035,0.22207784794439875,0.21945145542717426,0.21345136266194473],"twin_dists":[0.14156699580828222,0.1475505493415119,0.1600179074741755,0.17029007120923567,0.17316904383954643,0.1773018552222388,0.193080006700697,0.19520546841495312,0.19773810994672542,0.19828847523264098,0.20198031819766019,0.20247588611596815,0.20566419690192053,0.20935525694326682,0.21159829728549265,0.21281028246459438,0.21539293669137052,0.21569163598920355,0.2210108628607793,0.22117533004309675,0.2242141314439573,0.2251400524934035,0.22530339865483034,0.2261923116961138,0.2282502108366119],"n_dims_used":43,"mean_confidence":0.9218474986941315},"coverage":{"mean_confidence":0.9218474986941315,"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}}