{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001405","496:4960006051","472:4720002791","488:4880000204","469:4690000138","487:4870007745","470:4700005349","490:4900008309","499:4990000703","496:4960006180","487:4870005144","466:4660009950","487:4870005559","493:4930005839","466:4660014524","485:4850002232","487:4870009737","488:4880004206","466:4660004043","477:4770000185","499:4990002375","493:4930005976","493:4930000626","469:4690008438","469:4690001403"],"twin_admin_codes":[488,496,472,488,469,487,470,490,499,496,487,466,487,493,466,485,487,488,466,477,499,493,493,469,469],"twin_sims":[0.007399503795011576,0.002995976882757849,0.0014959129294077065,0.0007186703154225515,0.00044773776516837015,0.00040874358862087317,0.00023578807630599653,0.00022030415054756557,0.00021119745068310164,0.0001423820593361836,0.0001392363609760484,0.00008375956243442448,0.00007097178301257518,0.00007034681218464203,0.00006185960623042188,0.00005437753069362538,0.00005097156920827877,0.00004568444911555263,0.000040861116374321753,0.00003946255751157673,0.000036187199145569,0.000035047429963159896,0.00003447176603312073,0.00002511872605747075,0.0000238987915907612],"twin_dists":[0.4068344936629088,0.4427362003157526,0.46844986207719574,0.49414154474828714,0.5100382225822621,0.5130427754416849,0.5308222170324068,0.5329762070267512,0.5343105567310463,0.5466156753400703,0.547304638623083,0.5627496218466113,0.5676934972335193,0.5679562374452537,0.571761811108142,0.5755523713275204,0.5774448879168592,0.5806349063434723,0.5838672686379187,0.5848725113559973,0.5873660411699474,0.5882843574755945,0.5887590248890247,0.5977584402444934,0.599161633252404],"n_dims_used":43,"mean_confidence":0.9034524961959484},"coverage":{"mean_confidence":0.9034524961959484,"n_dims_used":43,"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}}