{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003004","487:4870004276","466:4660013891","466:4660013935","466:4660013842","487:4870004125","487:4870003268","466:4660013023","487:4870003682","466:4660013352","487:4870003687","487:4870003270","487:4870003134","490:4900000141","487:4870003688","490:4900001084","487:4870003684","466:4660013258","466:4660012902","487:4870003683","496:4960006231","487:4870003537","487:4870005872","487:4870003540","466:4660010861"],"twin_admin_codes":[487,487,466,466,466,487,487,466,487,466,487,487,487,490,487,490,487,466,466,487,496,487,487,487,466],"twin_sims":[0.6158436590433524,0.6008369884301088,0.5640760159775342,0.5511886033345801,0.5385427864149208,0.49759244614030407,0.4965936336516053,0.49655231474986355,0.475293510082038,0.4693653770636471,0.4548272102031312,0.45132157753682184,0.4374658817136665,0.4154127435053957,0.3678487303368548,0.3649316177002127,0.3459330334010496,0.3430167934884485,0.3359511196192988,0.3234039927401798,0.3221891413430137,0.3217030016788956,0.32009631092672663,0.31950114746307995,0.3170288056912537],"twin_dists":[0.1278801669305594,0.13109369081307168,0.13897981167657275,0.14175706414881628,0.14449239543643044,0.1534470137911672,0.15366772452617472,0.15367685761783462,0.15840670943856755,0.15973756888912216,0.1630261305830949,0.1638247265551931,0.16700430597426055,0.17214937418004872,0.1836779279697194,0.1844076216659123,0.1892347552069132,0.189987853581147,0.19182682541583113,0.19514504883860542,0.1954700787969442,0.1956003356960942,0.1960316198641357,0.19619168765255318,0.1968584201280011],"n_dims_used":43,"mean_confidence":0.9105330178903979},"coverage":{"mean_confidence":0.9105330178903979,"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}}