{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001685","480:4800001187","495:4950001563","480:4800000986","495:4950001625","495:4950001056","480:4800000985","480:4800001128","495:4950001110","480:4800000560","480:4800001111","480:4800000948","495:4950000957","495:4950001153","495:4950001729","480:4800000904","480:4800000330","480:4800001164","480:4800000944","480:4800000946","495:4950001667","495:4950001111","495:4950000892","495:4950001745","480:4800000984"],"twin_admin_codes":[495,480,495,480,495,495,480,480,495,480,480,480,495,495,495,480,480,480,480,480,495,495,495,495,480],"twin_sims":[0.3430722148542953,0.31217308148324613,0.2728348140318762,0.16679755026705134,0.16412633077579278,0.16237903885809668,0.15158247991801724,0.12717262605881824,0.1255832249047296,0.12516029876089507,0.10514368097916257,0.09363684260516573,0.09304903476073573,0.09071591767973007,0.09061603661195262,0.0830002668913851,0.08000418749535819,0.07526439652251303,0.05948031379554108,0.05688255165366109,0.05674421366387533,0.05596489885787557,0.05507932116554471,0.0532484776878558,0.05214245898166931],"twin_dists":[0.18997350975508323,0.19817650933167938,0.20932679333070692,0.24580094159757213,0.24690631655755044,0.24763641789449128,0.2522793365797205,0.263757776466639,0.26456083980573797,0.26477582617519063,0.2756539702166049,0.2826572155237445,0.2830327540978193,0.28454207553202,0.28460737208316866,0.2897634256114372,0.29189569416242034,0.29540368695702357,0.3085501797012736,0.3109818297564094,0.31111387158036763,0.3118627249188365,0.31272422375714953,0.3145422838704181,0.3156658504979728],"n_dims_used":43,"mean_confidence":0.9024541100790334},"coverage":{"mean_confidence":0.9024541100790334,"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}}