{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005529","490:4900006658","490:4900001346","490:4900007025","490:4900001729","490:4900001206","490:4900002035","470:4700002623","470:4700001813","490:4900007274","466:4660001418","466:4660001727","490:4900001069","470:4700002624","496:4960004671","490:4900006781","470:4700001092","466:4660002137","466:4660002148","490:4900000817","490:4900006780","470:4700002454","490:4900002025","490:4900001453","487:4870003538"],"twin_admin_codes":[490,490,490,490,490,490,490,470,470,490,466,466,490,470,496,490,470,466,466,490,490,470,490,490,487],"twin_sims":[0.49478740136334515,0.481398121079898,0.4687977772600549,0.4642341457551775,0.4538373794497458,0.40016091679653276,0.3722297234853457,0.3675742341595619,0.3669525442884032,0.3668786393544523,0.35731251615784326,0.3425294486654622,0.32942443595991105,0.31739395084849875,0.3068042975971082,0.3024314899321566,0.2973235727399023,0.2968158817612676,0.2822075962040249,0.2789812446050763,0.2789370392450354,0.2774340201430497,0.2689450069497138,0.2686695388034055,0.2662755774063423],"twin_dists":[0.15406717634744857,0.15704190327201517,0.15986528948790743,0.1608941246579004,0.16325138745258694,0.17577623254184901,0.18258746308134202,0.1837464671379209,0.18390179216269797,0.18392026557765884,0.18632752680332598,0.1901140384636654,0.19354421277385225,0.196759765067001,0.19964756348384466,0.20085672117874134,0.202282110421319,0.20242456567610978,0.20658718925356223,0.20752388444710282,0.20753676399036575,0.20797542086993265,0.2104806987114899,0.2105628058894702,0.21127856902210254],"n_dims_used":45,"mean_confidence":0.9087392171223958},"coverage":{"mean_confidence":0.9087392171223958,"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}}