{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005753","480:4800004400","480:4800004000","480:4800005175","480:4800004078","487:4870010897","480:4800004661","480:4800005435","487:4870009175","480:4800004579","480:4800004316","480:4800006148","480:4800004745","480:4800005434","480:4800005682","480:4800005007","487:4870009307","487:4870009591","487:4870009169","480:4800004750","487:4870009311","487:4870010372","480:4800003924","487:4870010373","487:4870010244"],"twin_admin_codes":[480,480,480,480,480,487,480,480,487,480,480,480,480,480,480,480,487,487,487,480,487,487,480,487,487],"twin_sims":[0.5576232802336492,0.1836933044685547,0.023619118952142897,0.019436946276518676,0.01816596840613882,0.018080064622510612,0.016313856393851134,0.015210052833984288,0.014457396386874604,0.013476427561356997,0.012853915599515814,0.011612947796388731,0.011241454181166207,0.00994085694943519,0.009780443741235554,0.009767815399472813,0.00922609639652519,0.009069089389415606,0.008726411996577773,0.008524589444977906,0.00833254908485889,0.008060078367909252,0.00782935096930699,0.007715654610820422,0.007657781300445644],"twin_dists":[0.14036922904225457,0.23908815402092418,0.35547189396735934,0.3646018727448015,0.3677170972166947,0.36793446148226355,0.3726171445021728,0.3757751123319682,0.37804627899545484,0.3811683770652752,0.38325548815545835,0.38769806060970097,0.38910999238029925,0.3944039092070381,0.3950990424748749,0.3951541968156924,0.39758223948464483,0.39830976196334433,0.3999375547899941,0.40092321190532537,0.4018806829688457,0.4032736467238121,0.4044866070622609,0.40509615777984925,0.4054095304017231],"n_dims_used":43,"mean_confidence":0.9186926553415697},"coverage":{"mean_confidence":0.9186926553415697,"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}}