{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004810","492:4920004484","492:4920004637","492:4920004277","492:4920005566","492:4920004924","492:4920004279","492:4920004697","492:4920004543","492:4920004221","492:4920004333","492:4920005932","492:4920006318","492:4920005514","492:4920005401","492:4920005628","492:4920006162","492:4920003806","492:4920004489","492:4920004864","492:4920003991","492:4920003579","492:4920004808","492:4920005745","492:4920004804"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.6639587918867704,0.5578803647190734,0.4578238301082509,0.4572562255276514,0.4534524458611202,0.45208370900401745,0.4278561839727247,0.4274085577811924,0.4261848111764354,0.3991214345238901,0.3984818534296486,0.3963336090123043,0.3909514755205371,0.38381383373640615,0.3823995028713605,0.37484996758083994,0.3658843985573785,0.352739383251495,0.3516302804895648,0.3506402662518979,0.3474365199382564,0.3423948176928044,0.3358304963528704,0.3357389079911822,0.33203212505435054],"twin_dists":[0.11753966741764371,0.14031383075168016,0.1623452722277975,0.162474112787024,0.16333903586053164,0.16365091603902981,0.169232801908885,0.16933709950471879,0.16962246440631204,0.17602564987607958,0.17617926042897533,0.17669603943876577,0.177996463158514,0.17973405815334692,0.1800801816975943,0.1819382966396617,0.18416896962830345,0.187489986152272,0.18777308842352966,0.18802618660178963,0.1888478037405232,0.19014891441821744,0.19185839985042707,0.19188237819092077,0.19285583435729842],"n_dims_used":45,"mean_confidence":0.9071914672851562},"coverage":{"mean_confidence":0.9071914672851562,"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}}