{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000329","487:4870000641","487:4870001528","487:4870001070","487:4870001156","487:4870000145","487:4870000225","487:4870000510","487:4870000634","487:4870000065","487:4870000808","487:4870000985","487:4870000147","487:4870000113","487:4870000637","487:4870000496","487:4870000896","487:4870001071","487:4870000143","487:4870000389","487:4870000792","487:4870000497","487:4870000451","487:4870001068","487:4870000804"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.727923430834424,0.697654775004997,0.6869835311799996,0.638268128113221,0.5877960102871519,0.5737813486182175,0.5474524572807956,0.543596107121218,0.5046757198502223,0.45826310250360297,0.43850713583535095,0.4306101451974548,0.3828194366359488,0.3794768173289426,0.3573887563730652,0.34712255121544094,0.3463176635007255,0.3187543930637037,0.3090908357945068,0.29523461842360943,0.2832665937484291,0.275186442952388,0.2737959555057064,0.26845440706817203,0.26453405274318365],"twin_dists":[0.10350261912423961,0.11020688472512666,0.11254131432729622,0.12307234530760906,0.13388734534942667,0.13689373262672888,0.14256405434352723,0.14339799178970472,0.15188533329837672,0.16224560126894252,0.1667640198056943,0.16859210583624898,0.17997734907471594,0.18079739367478478,0.18630821233586978,0.1889285365668529,0.18913567876513132,0.19639276260947447,0.1990192573864587,0.20286918083207928,0.20628114884143897,0.20863409188025964,0.20904323604594807,0.2106269652249487,0.21180178045250764],"n_dims_used":43,"mean_confidence":0.9073915703352108},"coverage":{"mean_confidence":0.9073915703352108,"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}}