{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010869","490:4900011863","490:4900010868","490:4900010870","490:4900010443","490:4900011605","490:4900011204","490:4900011476","490:4900009772","490:4900011798","490:4900009570","490:4900010360","490:4900009585","490:4900011472","490:4900011996","490:4900009580","490:4900009158","490:4900008606","490:4900011406","490:4900010784","490:4900010692","490:4900010440","490:4900011930","490:4900009566","490:4900010700"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6551509774627575,0.543182546874964,0.46373937078242816,0.4210521828841409,0.4153331605387813,0.38920565464132006,0.36640990874560875,0.36550774275181347,0.30006144517687755,0.29282472430257467,0.28606914353956836,0.26860065654146786,0.24869758142334708,0.23977861358258934,0.23391923648675536,0.22864300805530635,0.2256433822115655,0.2196591400738573,0.21657153101873458,0.2051426147650069,0.19884989554204313,0.19302679083275573,0.19208304979796564,0.19105484762104802,0.18909058319454805],"twin_dists":[0.11944069751564536,0.14348748638838588,0.16100587757966817,0.17082306971092337,0.17216814574493813,0.17842007506849278,0.18403747383601485,0.18426327674434945,0.20151632874283054,0.20354950086581156,0.20547455210162918,0.21058334537213463,0.2166622276416903,0.2194870554739355,0.221380149026996,0.22311162392942616,0.2241077876244564,0.2261217615218298,0.22717527032596596,0.23116563243887872,0.23342785191035267,0.23556570544026728,0.23591638590587005,0.23629982045814985,0.23703635315251775],"n_dims_used":45,"mean_confidence":0.9187494066026476},"coverage":{"mean_confidence":0.9187494066026476,"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}}