{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002380","474:4740002064","474:4740001223","474:4740001763","474:4740003226","474:4740001743","474:4740001543","474:4740001539","474:4740003235","474:4740001656","474:4740002382","474:4740001659","474:4740001852","474:4740001225","474:4740002488","474:4740003038","474:4740001759","474:4740002156","474:4740001342","474:4740001456","474:4740001226","474:4740002371","474:4740001862","474:4740002853","474:4740003224"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6846373934123723,0.6045267666643093,0.5475154545245389,0.5245545868709751,0.5223396699538166,0.5135345972308066,0.5085832555724423,0.450513540843792,0.4442048462396413,0.43620435549408615,0.43049494267069666,0.42725622906911714,0.4261216571946835,0.42071837887422436,0.4147130967071439,0.4083066220268236,0.4068593620762672,0.40656165917249676,0.40225185248562345,0.3915765485010523,0.3742619687255747,0.3620228862452609,0.3339594310869099,0.32819095562728984,0.3234627104416607],"twin_dists":[0.11305287788761213,0.13030357612727367,0.14255043962883168,0.14753259092665721,0.14801557708291666,0.14994040512341061,0.1510263666811463,0.1640091252924729,0.16545310929918228,0.16729572661363667,0.16861887358387304,0.1693726025830461,0.16963720043331043,0.17090136389270433,0.1723144559354882,0.17383173606636448,0.17417594315344828,0.17424681420369384,0.1752754138880163,0.17784500870756081,0.1820837788245413,0.18513815183755936,0.1923489613450687,0.19387086974318563,0.19512935634847725],"n_dims_used":45,"mean_confidence":0.916915300157335},"coverage":{"mean_confidence":0.916915300157335,"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}}