{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000107","496:4960005280","496:4960008292","496:4960008174","496:4960009852","496:4960010028","496:4960009851","490:4900000085","490:4900000084","496:4960008696","496:4960007822","496:4960008505","490:4900000622","496:4960008990","490:4900000144","496:4960009854","496:4960011671","496:4960009938","496:4960008882","494:4940006580","496:4960011576","496:4960009395","496:4960009662","496:4960011394","496:4960008986"],"twin_admin_codes":[490,496,496,496,496,496,496,490,490,496,496,496,490,496,490,496,496,496,496,494,496,496,496,496,496],"twin_sims":[0.23894955298326137,0.2221251839125033,0.16937982201290244,0.1633721956910197,0.1611114263827375,0.16078828643679624,0.15985060272596704,0.15832666324525616,0.15319699781458457,0.1519221609853621,0.15025293513970586,0.14483286749846108,0.13818476291840925,0.1317115209256024,0.12525606173008158,0.12306628432880191,0.11945965062519824,0.11855792972860377,0.11742545048022954,0.11685065344756014,0.11419024111236944,0.11395797642918604,0.11387479977138096,0.1118215189785472,0.1059687434818458],"twin_dists":[0.21975306880867373,0.22528744224909958,0.24474443916855607,0.24722073616085416,0.24816965833900198,0.24830607890869952,0.2487030736112269,0.2493519056592544,0.25156997408929566,0.2521296333848009,0.2528676726561436,0.2553066077422065,0.25839237543378096,0.26150550980261117,0.2647270986622783,0.26584848651229176,0.26772904142794834,0.2682059781072501,0.26880891730753254,0.2691166494733284,0.2705562975016788,0.27068320417111214,0.27072869932793125,0.27185998634012243,0.275175267417461],"n_dims_used":45,"mean_confidence":0.9175771077473959},"coverage":{"mean_confidence":0.9175771077473959,"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}}