{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003341","480:4800003035","480:4800003165","480:4800003204","480:4800003078","480:4800003631","480:4800003079","480:4800002669","480:4800003506","480:4800003210","480:4800002670","480:4800003452","480:4800003447","480:4800003249","480:4800003030","480:4800003116","480:4800003110","480:4800003348","480:4800002900","480:4800002955","480:4800003390","480:4800003392","480:4800002613","480:4800003121","480:4800003203"],"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":[0.6197713213547261,0.4429532591449243,0.4076039769988826,0.4022502755716991,0.3740830969101656,0.37083477760494943,0.35825620491301,0.3291183486505982,0.32812083535204406,0.2548035547134896,0.24693712260352754,0.24407804406600705,0.23839588545283644,0.22829121002134026,0.22540412641077168,0.2214199680482739,0.2185066576410668,0.21506717091201616,0.2118689837363083,0.1797652177939875,0.16419231640545018,0.16002690327332816,0.15432460960360816,0.1484064079120267,0.1455025005495172],"twin_dists":[0.12703885338375867,0.16574050883590033,0.17399878107800446,0.17527579114475852,0.18212805740117724,0.1829339813829791,0.18608860439550134,0.19362520959829238,0.19388945967150142,0.214765629870712,0.21721456859879285,0.2181170195127954,0.21993105379670577,0.22322800491951597,0.22418762083983534,0.22552539789251205,0.22651382449573162,0.22769222916449128,0.22879942363967778,0.24060829649578916,0.2468788551077854,0.24862830284565773,0.25107778741770054,0.2536911713709718,0.25500166887784387],"n_dims_used":43,"mean_confidence":0.9139268564623456},"coverage":{"mean_confidence":0.9139268564623456,"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}}