{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001310","466:4660013914","466:4660013698","490:4900003057","466:4660013415","466:4660014621","487:4870001208","487:4870001298","490:4900002766","494:4940004898","466:4660013761","466:4660013620","490:4900003194","494:4940006727","487:4870001116","466:4660013959","487:4870001779","494:4940007386","496:4960007895","490:4900000912","466:4660014229","487:4870002873","487:4870000603","466:4660013757","487:4870001499"],"twin_admin_codes":[487,466,466,490,466,466,487,487,490,494,466,466,490,494,487,466,487,494,496,490,466,487,487,466,487],"twin_sims":[0.5664068922057854,0.5539859477631316,0.546587040219754,0.45093210508883236,0.4321199869093402,0.42377386099199743,0.4033479901974248,0.38714305082497297,0.3693078016530773,0.3623951105083338,0.35535751213662553,0.34713654279928946,0.34696703345238833,0.32941061262822124,0.3261422886865159,0.3231717623051736,0.31390149401524053,0.3116652265166351,0.3061557071080259,0.3002110889520241,0.29986653962618454,0.2972578153304073,0.2963272184283959,0.28459956068723874,0.28436658609433124],"twin_dists":[0.1384784329803212,0.14115342885750073,0.14275111194777118,0.16391359110957568,0.1682415565459406,0.17018566811696756,0.1750133377339865,0.17892170551955955,0.18331403933313503,0.185044501983468,0.1868235286106722,0.18892493800007912,0.18896854012592634,0.19354786981148517,0.19441490869106084,0.19520712871105192,0.1977060048050289,0.1983150385902434,0.1998262772217796,0.20147459160968909,0.20157070808553684,0.20230055351622375,0.2025618173440025,0.20589691377212382,0.20596399164353651],"n_dims_used":43,"mean_confidence":0.9109938865484193},"coverage":{"mean_confidence":0.9109938865484193,"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}}