{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001544","474:4740001752","474:4740001449","474:4740002575","474:4740001337","474:4740003125","474:4740002261","474:4740001548","474:4740001331","474:4740002048","474:4740001329","474:4740001744","474:4740001027","474:4740001026","474:4740001944","474:4740001447","474:4740002263","474:4740001746","474:4740000928","474:4740001951","474:4740001234","474:4740002484","474:4740001025","474:4740001745","474:4740001330"],"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":[0.49894571504538776,0.40142353687168925,0.36337433207445663,0.35682148836937455,0.3484445377762658,0.31390461377020007,0.30830310662958715,0.29548879836444186,0.27843104094713533,0.2756122416231187,0.2726989367406661,0.26522889913533154,0.24496958384038076,0.24398787514927325,0.2417237581425211,0.23992805165547182,0.2373062583895355,0.23367951462031047,0.22840031944991995,0.22390442024016446,0.2224032471024215,0.22166463904079245,0.21757013197626185,0.2117251678475441,0.2055479261010788],"twin_dists":[0.15314817788397334,0.1754736699478633,0.18479836720213866,0.1864519731317717,0.18858886495930513,0.19770515688731857,0.199235410554636,0.20279761671228527,0.2076842787277845,0.2085090561707857,0.20936692955348238,0.21159276909150815,0.21783488309120938,0.21814559134322156,0.21886527055686902,0.21943917023347156,0.22028211932011454,0.2214582572487108,0.22319189691659058,0.22468932014439047,0.2251937561775417,0.22544278313199773,0.22683344457802532,0.2288494768792229,0.23102156562120357],"n_dims_used":45,"mean_confidence":0.919606187608507},"coverage":{"mean_confidence":0.919606187608507,"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}}