{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003999","466:4660014397","487:4870004582","487:4870006612","466:4660013009","478:4780006298","487:4870004137","466:4660013572","466:4660014274","487:4870001783","487:4870004435","469:4690001324","478:4780000200","493:4930006159","487:4870007061","487:4870002796","478:4780000313","466:4660013893","487:4870003174","466:4660012604","469:4690001486","469:4690005304","466:4660011073","493:4930006302","466:4660014285"],"twin_admin_codes":[487,466,487,487,466,478,487,466,466,487,487,469,478,493,487,487,478,466,487,466,469,469,466,493,466],"twin_sims":[0.450177109946933,0.4453669335271637,0.42106259818324493,0.3716139888146762,0.3591730341602967,0.3529742676568468,0.34683238179877807,0.3463769076733212,0.3399074742567745,0.33823029440910707,0.33576849534559783,0.3244158967333664,0.3178877254986729,0.3101615806571791,0.3089271794911785,0.30719888086526115,0.30327889196956853,0.29825021743035834,0.2966127009862062,0.27635364228142906,0.27608296346072436,0.2748160133970782,0.2717680546936428,0.27010831197514523,0.2640146740497917],"twin_dists":[0.1640859371429227,0.16518653961794436,0.1708206272100537,0.18274033825796365,0.18585679121815135,0.187430090587024,0.18900318397509322,0.18912042329498585,0.19079458049531314,0.19123137523618222,0.19187463167012303,0.1948748357887139,0.19662645864097225,0.19872595104734275,0.1990641386662322,0.1995389459510398,0.2006216115903075,0.20202246716932828,0.2024816172256199,0.20829162577535654,0.20837096629389068,0.20874296487728936,0.209642230489815,0.21013453204735674,0.21195823455174836],"n_dims_used":43,"mean_confidence":0.9110476471656976},"coverage":{"mean_confidence":0.9110476471656976,"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}}