{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001012","494:4940007548","493:4930006882","490:4900000814","487:4870004091","490:4900003877","494:4940008489","490:4900012350","496:4960005971","487:4870002634","487:4870001992","490:4900004300","494:4940006371","494:4940008307","493:4930006917","490:4900001536","490:4900001855","494:4940007480","494:4940007030","466:4660000171","490:4900001054","466:4660012307","496:4960008572","490:4900001007","466:4660008038"],"twin_admin_codes":[490,494,493,490,487,490,494,490,496,487,487,490,494,494,493,490,490,494,494,466,490,466,496,490,466],"twin_sims":[0.28585712501937394,0.12077368280779387,0.10853786086028978,0.10213113643861954,0.0998570052043923,0.09747314917879575,0.09451973101313883,0.08278981650577827,0.08164309455933046,0.07886434254835248,0.07827487415020806,0.07799950137516624,0.07266927473933794,0.06997250049569403,0.06923299229435038,0.0687637300254255,0.06808171528009424,0.06683198711375864,0.06668011352257326,0.06439919558772107,0.06395187676710405,0.06301471739584903,0.05954875584446275,0.05664461851368793,0.055605250636263814],"twin_dists":[0.2055354060993604,0.2670389297747065,0.27370296943034256,0.2774270832429062,0.2787928267795787,0.28025086740670907,0.2820966348911523,0.28991117130258454,0.2907215399011123,0.2927237312615517,0.2931557249424999,0.293358429197369,0.29740047378839,0.29953758941452935,0.3001352904159112,0.300517263617159,0.30107621183920424,0.3021123710466007,0.30223936403143764,0.30417559487595136,0.30456187030187776,0.3053783629369268,0.30848730641716854,0.3112090985299007,0.31221122512172217],"n_dims_used":45,"mean_confidence":0.9054637485080295},"coverage":{"mean_confidence":0.9054637485080295,"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}}