{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009854","490:4900009240","490:4900009454","490:4900009439","490:4900009758","490:4900010324","490:4900009241","490:4900008922","490:4900009237","490:4900009453","490:4900009856","490:4900009233","490:4900010158","490:4900009746","490:4900008691","490:4900009564","490:4900009344","490:4900009134","490:4900008126","490:4900009764","490:4900009748","490:4900010157","490:4900010680","490:4900009664","490:4900009460"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4946608467958621,0.45647935027932435,0.356341641762056,0.3434378109193985,0.29581786406016675,0.1933403436899261,0.18560094882318456,0.18194633960117043,0.1588095496262325,0.14712034890843356,0.14337481549419423,0.12857323159082143,0.12440484869258729,0.12319287289165477,0.12301359334127235,0.12188153428478106,0.12169932491632449,0.12110079892179057,0.11247417260993992,0.1112300975736619,0.10444144114281155,0.10411422327121532,0.10015874235515679,0.096015517392457,0.0959904766549687],"twin_dists":[0.1540951798813065,0.16265054936455475,0.18657367089787338,0.18987891927156114,0.2027050224914636,0.23544945797933783,0.23835817252336863,0.23976135205351584,0.24914582180992126,0.25426919379220786,0.2559742123842161,0.2630563828393101,0.2651612216031553,0.26578324877274995,0.2658756560060616,0.2664615417110346,0.26655622942258356,0.26686802497611084,0.2714986728772769,0.27218880958548664,0.27606371875465413,0.27625537942593964,0.2786102257316009,0.2811562461356951,0.28117189382440155],"n_dims_used":45,"mean_confidence":0.8846378750271268},"coverage":{"mean_confidence":0.8846378750271268,"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}}