{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002721","489:4890001929","489:4890003256","489:4890002854","489:4890003169","469:4690004788","469:4690000776","469:4690002462","470:4700007926","489:4890002571","469:4690005133","479:4790000134","489:4890002567","489:4890002157","489:4890002396","489:4890002971","489:4890002313","489:4890001677","489:4890001743","477:4770003524","489:4890003349","499:4990000994","489:4890003205","489:4890002158","469:4690002262"],"twin_admin_codes":[489,489,489,489,489,469,469,469,470,489,469,479,489,489,489,489,489,489,489,477,489,499,489,489,469],"twin_sims":[0.7022204538489376,0.6731051295822769,0.6014830177915053,0.5511891207052353,0.5422625576855212,0.5400138655581458,0.5235179272138984,0.5158587291739641,0.5016118141705205,0.49411656437475965,0.48707328712593306,0.4748719188576241,0.4408699517082242,0.4310369672999097,0.43031872772241087,0.42742904230080353,0.42201128326044407,0.3990958721271508,0.39842812831292074,0.3965479046920462,0.3956729336941417,0.39036347955145606,0.38709786486190323,0.38643969744371837,0.38603510306988964],"twin_dists":[0.10920396272209991,0.1155596522655517,0.13095534776576995,0.14175695246133108,0.1436866167003168,0.1441736049190698,0.14775858768930836,0.14943157043602967,0.15256009878740415,0.15421564040097463,0.15577801107982395,0.1585011735855391,0.16621959161697755,0.16849295744448292,0.1686598234390031,0.16933232559875125,0.1705982569200327,0.17603178713706583,0.17619216890870926,0.17664443115290926,0.17685522904108614,0.178139037281861,0.1789327089658944,0.17909305140449408,0.1791916827454443],"n_dims_used":45,"mean_confidence":0.9149642944335937},"coverage":{"mean_confidence":0.9149642944335937,"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}}