{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008478","490:4900008364","490:4900008479","490:4900008365","490:4900008480","490:4900008475","490:4900008912","490:4900009253","490:4900008929","490:4900009251","490:4900009358","490:4900008366","490:4900005718","490:4900009103","490:4900007449","490:4900009148","490:4900008028","490:4900006949","490:4900008357","490:4900008584","490:4900007919","490:4900005590","490:4900007927","490:4900008248","490:4900005977"],"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":[0.11188948007043778,0.002860188680002197,0.0024704770593790733,0.0018348291450585698,0.0007568941627293317,0.00031646566171360295,0.00011191695116197281,0.00010654239050826999,0.000033122275037880565,0.00002948553292883447,0.000020793653675302298,0.00000710208435154186,0.0000050906552079440284,0.000004364856806685743,0.000003827825934432579,0.000003139556931112717,0.000002955083587348173,0.000002433482307177208,0.0000022823037222749616,8.106601186362844e-7,7.298815843127167e-7,4.285187361029923e-7,4.2403851506431616e-7,1.8833576370964692e-7,1.8798070777818618e-7],"twin_dists":[0.2718222868449705,0.4444997799800933,0.4500237756647095,0.4610381097422226,0.4923694819121559,0.5213872983493073,0.553995103260117,0.5554914960751077,0.5899020033611417,0.593218289265255,0.6030670523600653,0.6324000014916166,0.6412197933927527,0.6452533953480176,0.6486762882538758,0.6538101207666891,0.6553704862175418,0.6603498231492015,0.6619860779056088,0.6878547403484321,0.690423903380342,0.7033139716627657,0.7035659890625042,0.7227614867420159,0.7228055232759012],"n_dims_used":45,"mean_confidence":0.8860065036349827},"coverage":{"mean_confidence":0.8860065036349827,"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}}