{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002807","492:4920002943","492:4920003147","492:4920003430","492:4920003293","495:4950001920","492:4920003432","492:4920003244","495:4950000964","495:4950001635","495:4950001865","492:4920003142","495:4950001971","495:4950002023","492:4920007062","495:4950001290","495:4950001636","492:4920003334","495:4950001864","495:4950001401","491:4910002778","492:4920003143","495:4950001229","492:4920003292","495:4950002117"],"twin_admin_codes":[492,492,492,492,492,495,492,492,495,495,495,492,495,495,492,495,495,492,495,495,491,492,495,492,495],"twin_sims":[0.4386816900362297,0.40590226634443644,0.38772696662412093,0.3153949885942268,0.30295019125332356,0.2909637917203275,0.2853330593973158,0.28020312217188587,0.2681519011275822,0.26724247249022653,0.26288394161753814,0.2620750494599166,0.2618604267912823,0.2552675445400316,0.2505131066235177,0.2250692912069496,0.22002103248218466,0.21784780947164983,0.2150617323191733,0.21305022853795239,0.21196853558159168,0.2079535123605349,0.20644535468945116,0.1995934003119149,0.1991742051302236],"twin_dists":[0.16672376062072958,0.17440387123637394,0.17877956802731843,0.19730063401587772,0.20071276339043093,0.20407712142109935,0.20568594096174522,0.20716837174736122,0.21071723634724104,0.21098900095635537,0.212299514960172,0.21254422064286638,0.21260922759233136,0.21462269594825356,0.21609522713510085,0.22429944091732298,0.22599893391619374,0.22673858179891848,0.22769410250020436,0.2283891751854754,0.22876478940807102,0.2301704771897878,0.23070326689170972,0.23315801967025435,0.2333100682322714],"n_dims_used":45,"mean_confidence":0.921838887532552},"coverage":{"mean_confidence":0.921838887532552,"n_dims_used":45,"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}}