{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012072","490:4900012140","490:4900012073","490:4900008505","490:4900008415","490:4900004652","490:4900009789","490:4900009575","490:4900011421","490:4900012141","490:4900008966","490:4900011667","490:4900012207","490:4900006858","490:4900005607","490:4900008081","490:4900003278","490:4900011876","490:4900010972","490:4900010519","490:4900011132","490:4900011681","490:4900007969","490:4900004800","466:4660004723"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.18905160229256085,0.15918126299827484,0.12412329394705032,0.11940433707490254,0.0863642766188824,0.08393686738508735,0.07924419590821379,0.07890880528426959,0.04629287665348222,0.04559357509335464,0.04527379088328813,0.042960885734736554,0.03531649899124828,0.03026980727568246,0.02933375959404522,0.02709069555073177,0.02602224151258497,0.025203517695872705,0.025055382246340963,0.022875856773227732,0.020471668596030557,0.019826173843179258,0.017495584255016867,0.01650844779131156,0.01548371189375415],"twin_dists":[0.23705102369074962,0.24898749447398416,0.2653053127029715,0.2677582183452822,0.28744138607360226,0.28910949685834775,0.29244672679347683,0.2926912519396536,0.3219612996600883,0.3227577497798815,0.32312537442301853,0.3258511914158725,0.335840710291919,0.3434979858797485,0.34503700175404667,0.34890412744678534,0.3508440305607293,0.35237759302855753,0.3526596539374928,0.3569858789309188,0.36219446608367006,0.36368345740012453,0.36943787005836254,0.3720800043080325,0.37497383264796985],"n_dims_used":45,"mean_confidence":0.9206205579969619},"coverage":{"mean_confidence":0.9206205579969619,"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}}