{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006361","480:4800006398","492:4920002258","480:4800006358","492:4920002261","492:4920002693","492:4920002211","492:4920002151","492:4920002262","492:4920002432","492:4920002001","492:4920002484","480:4800006119","480:4800005982","492:4920001995","492:4920002380","492:4920002260","492:4920002259","492:4920002430","492:4920001847","480:4800006115","480:4800006144","492:4920002687","480:4800006261","492:4920002747"],"twin_admin_codes":[480,480,492,480,492,492,492,492,492,492,492,492,480,480,492,492,492,492,492,492,480,480,492,480,492],"twin_sims":[0.4460196051137568,0.3792843956516047,0.3704248406686551,0.32486060871073685,0.2939921865740792,0.28452184987008644,0.2526530317164051,0.22778462477556893,0.19493873237591167,0.18864854769732856,0.18751082322752366,0.18609031265096643,0.1639270666634373,0.15919787526321652,0.15421343432913112,0.13657013201358087,0.13344554524454272,0.1309374639447395,0.12842982471497846,0.12028404035072754,0.11839930595571328,0.11586105208241773,0.11465249456791027,0.10805094623307615,0.10551166885555813],"twin_dists":[0.1650369407020828,0.18084470635862124,0.18303593650498673,0.19475623070270637,0.2032195109793517,0.20591928453594016,0.2154302740564601,0.22339580086761165,0.23485889549681008,0.23720283834395978,0.23763260339374762,0.23817176335895307,0.24698929344121515,0.24898042494360928,0.2511261965209042,0.2591584789852312,0.26066050875342267,0.26188541912846974,0.2631279315014997,0.2672954096027847,0.26829016402403816,0.2696491895629528,0.27030431757102585,0.27397991604272603,0.27544010340129155],"n_dims_used":43,"mean_confidence":0.9136439478674601},"coverage":{"mean_confidence":0.9136439478674601,"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}}