{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012552","490:4900012407","490:4900013066","490:4900012479","490:4900012270","490:4900012539","490:4900012759","490:4900012617","490:4900012467","490:4900013064","490:4900012327","487:4870000234","490:4900012940","490:4900013030","490:4900012951","490:4900013248","487:4870003801","490:4900012339","490:4900012953","490:4900012257","466:4660011486","466:4660013088","490:4900012998","494:4940008889","490:4900012278"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,490,490,490,466,466,490,494,490],"twin_sims":[0.3627605868726038,0.3450687481469194,0.2789410128201207,0.18748069754618873,0.16034031487347294,0.1390362354482514,0.1366277848259579,0.12707402259851808,0.11516381660264574,0.11155863641120509,0.10688471024555926,0.10497244379345846,0.09033462796041179,0.08721605022967077,0.08338899011191643,0.08300327326970777,0.08274064509975079,0.08270669915208484,0.08005183874988017,0.07926884211423152,0.07870850297355884,0.078577697594814,0.07811548934420005,0.07802922324214985,0.07782754393137857],"twin_dists":[0.18495259734446914,0.18945759836794993,0.20753560621046277,0.2376440079048374,0.24849552970305913,0.25799106425143714,0.25913100773627573,0.263807374964541,0.2700264983287218,0.2720059797325658,0.2746472030132287,0.27575368824547425,0.28479164800013657,0.2868648967335114,0.28949130960871067,0.2897613171678666,0.2899457351089032,0.28996960614276684,0.29186128469749445,0.2924287906392563,0.2928376858321196,0.2929334746422584,0.2932729794489967,0.2933365230066281,0.2934853005399978],"n_dims_used":45,"mean_confidence":0.9057825724283854},"coverage":{"mean_confidence":0.9057825724283854,"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}}