{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001291","489:4890001226","489:4890001424","489:4890001098","489:4890000978","489:4890001164","489:4890000873","489:4890000919","489:4890000864","489:4890001112","489:4890001234","489:4890001426","489:4890001365","478:4780001483","469:4690007537","489:4890001172","489:4890001111","489:4890000989","489:4890001106","489:4890001040","478:4780001294","489:4890001108","478:4780001472","478:4780001208","478:4780001990"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,478,469,489,489,489,489,489,478,489,478,478,478],"twin_sims":[0.8208720984891489,0.5213471681262893,0.457398313215647,0.4132503846002814,0.410103679793328,0.402908029218057,0.3916194030102626,0.38594243787549937,0.36732813344577697,0.3623266847105853,0.35921995861877026,0.35510861068999083,0.35466028320259874,0.35379419643340826,0.3495793372916715,0.34835020170962877,0.3267786544673584,0.3265439646902177,0.31748972036326434,0.3167779946136156,0.3071568863066095,0.2911184783084104,0.2769297391812259,0.27523060100624097,0.2736308921408541],"twin_dists":[0.08160169565364334,0.14823215485851662,0.16244185489483884,0.17265997252615584,0.17340508428708723,0.17511848968287191,0.17783462924724927,0.1792142794150422,0.18380793799868167,0.18506171392462586,0.18584493488789094,0.18688677804886678,0.18700076237946409,0.18722117076601952,0.18829782935310516,0.1886130811965354,0.19424571526035028,0.19430809204890792,0.19673390062753807,0.19692622154213404,0.19955050203054234,0.20403318765660558,0.20812292003451416,0.20862111937169006,0.20909188972048118],"n_dims_used":45,"mean_confidence":0.9147723727756076},"coverage":{"mean_confidence":0.9147723727756076,"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}}