{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002525","487:4870002268","487:4870002438","487:4870000998","466:4660013084","466:4660011320","487:4870002014","487:4870002433","487:4870001995","487:4870002431","487:4870001184","487:4870000912","466:4660012967","466:4660012858","487:4870002529","466:4660012857","487:4870001656","466:4660011312","466:4660012725","466:4660011806","487:4870000910","466:4660010996","487:4870002351","466:4660011322","466:4660013090"],"twin_admin_codes":[487,487,487,487,466,466,487,487,487,487,487,487,466,466,487,466,487,466,466,466,487,466,487,466,466],"twin_sims":[0.4549572891114209,0.33888601739268154,0.3350276322822423,0.331645964363133,0.3082563996754851,0.29989203841962925,0.2750238820460125,0.2667085574291495,0.2129079854402572,0.20101107642926394,0.19945045040294188,0.19598454683859573,0.19076844669395027,0.17942689390132313,0.17820705565316133,0.17516838352799938,0.17466065391795912,0.16787767489814706,0.15980451970144557,0.15027224976515,0.13332567564058045,0.13215007542888554,0.1272673989619163,0.12571926047506798,0.12195940736156842],"twin_dists":[0.16299654172303302,0.19106046427290185,0.19206871494438002,0.19295758589600698,0.19924823692360202,0.20156359265644896,0.2086818591135504,0.2111488184477149,0.22843849478060146,0.23264543216116537,0.23320984503234665,0.23447431208650657,0.23640688064702867,0.24074032082268032,0.24121781003482007,0.24241744169852464,0.24261932944520923,0.2453576007009511,0.24872262775356935,0.25285909838609166,0.260718655328003,0.26129101203171773,0.2637101322252751,0.2644918055680199,0.2664211067688428],"n_dims_used":43,"mean_confidence":0.907521270042242},"coverage":{"mean_confidence":0.907521270042242,"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}}