{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004728","490:4900004724","490:4900006182","490:4900005544","490:4900005277","490:4900005005","490:4900002490","490:4900005004","490:4900006167","487:4870012231","490:4900003622","490:4900006174","490:4900004984","490:4900003621","470:4700003658","490:4900005003","490:4900005676","490:4900004866","490:4900008761","490:4900004852","466:4660001758","470:4700003641","490:4900004585","490:4900006532","488:4880003264"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,470,490,490,490,490,490,466,470,490,490,488],"twin_sims":[0.6806136707831284,0.6389261634154538,0.6223382864584809,0.565743806497488,0.5587811250157518,0.5226792927641928,0.5120336939266774,0.5090636133461532,0.50266773379275,0.49823933592185093,0.4923053698657299,0.49219673399810737,0.4896603461464328,0.4845214050910243,0.4829158941357815,0.48048675536247387,0.46520216207564064,0.46427459546751376,0.4602071237644754,0.45887117586637954,0.45291996905502424,0.44782943925920204,0.4432622638754229,0.420725069085963,0.41644480184524646],"twin_dists":[0.11392893695433665,0.12293103987365371,0.12648887847743376,0.1386210388704624,0.14011975760611264,0.1479414884354355,0.15026931080755773,0.15092089294112498,0.15232742662276566,0.15330413562936016,0.1546167727334681,0.15464084649009913,0.15520335961272952,0.1563457612799058,0.15670343409781742,0.15724530315662397,0.16067560237488485,0.16088499027375583,0.16180491294401245,0.16210768595355604,0.16346032461922888,0.16462254303638946,0.16566952363349263,0.17089979443692602,0.1719060783031711],"n_dims_used":45,"mean_confidence":0.9101737128363715},"coverage":{"mean_confidence":0.9101737128363715,"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}}