{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012258","474:4740000138","487:4870008257","487:4870007966","469:4690006092","487:4870005478","474:4740002209","474:4740002185","487:4870007524","474:4740002104","487:4870005188","469:4690005742","474:4740002790","474:4740002614","474:4740002969","487:4870006515","474:4740000306","474:4740002393","474:4740002005","487:4870006212","487:4870013037","487:4870005784","487:4870007525","487:4870005332","474:4740002304"],"twin_admin_codes":[487,474,487,487,469,487,474,474,487,474,487,469,474,474,474,487,474,474,474,487,487,487,487,487,474],"twin_sims":[0.7628808712966904,0.7287890146276976,0.6989932227508047,0.6863016926770973,0.6854163085605156,0.6696140606150683,0.6609035520465636,0.6557005970830043,0.6534402239278676,0.6526258624010806,0.6450930005029133,0.6446725551605467,0.6386494150809724,0.6178597859140561,0.6142332908560965,0.6129192555952022,0.6109048468774538,0.609878440082093,0.6094990176181383,0.6055222005151356,0.5986984041793656,0.5956138168408887,0.5828423609101866,0.5770272478187268,0.5703480636569244],"twin_dists":[0.09555327595209377,0.10330876788882896,0.10991314498162676,0.11269004468985552,0.1128831024369487,0.11631618270009585,0.11819967805055924,0.11932221628774729,0.11980936880203964,0.1199848058079068,0.1216059128926356,0.12169631121925346,0.12299047040149606,0.12744833390271923,0.12822505835369863,0.12850646679141342,0.12893784020333243,0.12915763041462133,0.12923887715311091,0.13009042567152826,0.13155167628002853,0.1322123276163438,0.13494934468364644,0.13619689117419992,0.13763123231890043],"n_dims_used":42,"mean_confidence":0.9173177083333334},"coverage":{"mean_confidence":0.9173177083333334,"n_dims_used":42,"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}}