{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000714","487:4870001069","487:4870000980","487:4870000331","466:4660013298","487:4870000722","487:4870001166","487:4870000212","487:4870000213","487:4870000140","487:4870001163","487:4870000435","487:4870001162","487:4870000064","487:4870001353","487:4870000882","466:4660013088","487:4870000569","487:4870000436","487:4870003079","487:4870001006","487:4870000727","466:4660013087","490:4900012479","487:4870003925"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,466,490,487],"twin_sims":[0.3607036311072104,0.2985056091522743,0.1833662968422133,0.1717373659034714,0.152648573499774,0.1496544860343388,0.1485315364791925,0.1442172696135271,0.14358579896850185,0.1417975921890328,0.13291935241662062,0.12926574668672858,0.11390171357938436,0.112994919333267,0.11110809599243743,0.1090906543218658,0.10520858267001401,0.10372290562014597,0.1013463384097742,0.10086123001272487,0.10003810173482522,0.09927074636548874,0.09211962160728843,0.08945589446866269,0.08814254293430018],"twin_dists":[0.18547046493470148,0.20195099038152536,0.23921382266102192,0.24378993978710786,0.2518103143062685,0.25313374304094866,0.25363512969621915,0.25558786327645755,0.2558772976254545,0.2567020836201309,0.26091604829885706,0.26271171944019417,0.27071397547698695,0.27121154193901476,0.27225680891127485,0.27338971674168105,0.27561620847473595,0.2764852022458841,0.2778956871654815,0.2781867660559059,0.27868318158893446,0.2791488495284241,0.2836303776609068,0.28537001501183257,0.28624289676648457],"n_dims_used":43,"mean_confidence":0.9010133965070858},"coverage":{"mean_confidence":0.9010133965070858,"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}}