{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009346","496:4960009148","496:4960008355","496:4960009046","496:4960007874","488:4880001529","496:4960006854","488:4880000997","496:4960008655","496:4960010176","488:4880001702","496:4960010494","496:4960007875","496:4960006985","496:4960008344","488:4880001874","496:4960009744","488:4880002120","488:4880001356","496:4960008746","496:4960008568","496:4960008240","496:4960009905","496:4960010567","496:4960009459"],"twin_admin_codes":[496,496,496,496,496,488,496,488,496,496,488,496,496,496,496,488,496,488,488,496,496,496,496,496,496],"twin_sims":[0.8047395698953305,0.7776531580605559,0.7771767175065515,0.7562863570834057,0.73679440066696,0.7352808094244302,0.7067490067713897,0.7037804195672897,0.7030867625213709,0.6825066691868178,0.6598272397791124,0.64134203647985,0.6397674781339149,0.6249492155053152,0.6179024308402971,0.6159623424991406,0.6081367828008063,0.6050921303786276,0.5939948499225948,0.5895634248999386,0.5850326381410136,0.5785706738587977,0.5591888387826768,0.557265813266272,0.5519862346798033],"twin_dists":[0.0856062182481329,0.09210558480674019,0.09221774873865388,0.09707372014686447,0.10150941965537681,0.10185055048800354,0.10820652322907083,0.10886067990007844,0.10901336404014891,0.11351698567440668,0.11843203668524832,0.12241211150526571,0.12275035264266572,0.12592935786655832,0.12743919926044134,0.1278547475169261,0.12953057245231464,0.1301825156047452,0.13255912088199706,0.13350856920842968,0.13447970314371946,0.13586566989435636,0.14003192824914762,0.14044626453800788,0.1415848952382748],"n_dims_used":45,"mean_confidence":0.9298541598849827},"coverage":{"mean_confidence":0.9298541598849827,"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}}