{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002242","470:4700001255","496:4960000072","469:4690003565","470:4700000621","496:4960000868","488:4880003510","493:4930002948","469:4690003034","496:4960006003","488:4880002680","493:4930001337","470:4700007010","493:4930006505","493:4930000319","493:4930002228","496:4960000313","466:4660008915","493:4930003779","496:4960012414","493:4930002744","488:4880001380","493:4930000853","470:4700002176","493:4930001185"],"twin_admin_codes":[493,470,496,469,470,496,488,493,469,496,488,493,470,493,493,493,496,466,493,496,493,488,493,470,493],"twin_sims":[0.4894578590472647,0.40291964196925983,0.3774206732773198,0.3410531850650652,0.333447172914687,0.3241542658260936,0.314744989599279,0.31329584434199975,0.3105784184646584,0.30926772706346184,0.3048123443418846,0.3045432499715951,0.3037017725553652,0.3007205026509568,0.29748009643963186,0.29732905591673325,0.29500541468584784,0.28940990176443193,0.2833369217063563,0.28293143077636607,0.2804923361642351,0.27476709740656113,0.27130939351980765,0.27020491147415654,0.2696681748650124],"twin_dists":[0.1552483040483571,0.17511571353834077,0.18130356268501574,0.1904968632298385,0.19248352706391697,0.19494465520910997,0.19747692537717715,0.19787070510309482,0.19861192471516148,0.19897076187626456,0.2001971267990149,0.20027152680894994,0.20050442719328224,0.20133260213472312,0.2022382195900177,0.2022805726534875,0.20293374410912535,0.20451922779872028,0.20626084920496415,0.20637793294011283,0.20708436104758035,0.20875734850232788,0.20977808952593213,0.21010582825989188,0.21026539574045294],"n_dims_used":45,"mean_confidence":0.9167557610405817},"coverage":{"mean_confidence":0.9167557610405817,"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}}