{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003143","487:4870000766","487:4870003276","487:4870002760","487:4870001408","487:4870002220","487:4870006023","466:4660013477","487:4870003418","487:4870002040","487:4870000770","490:4900001724","487:4870001109","466:4660014159","487:4870006305","466:4660013865","466:4660013826","487:4870002645","466:4660014625","487:4870002892","487:4870003278","487:4870002655","487:4870001300","487:4870003553","487:4870003282"],"twin_admin_codes":[487,487,487,487,487,487,487,466,487,487,487,490,487,466,487,466,466,487,466,487,487,487,487,487,487],"twin_sims":[0.4260592418336514,0.3653373312768184,0.35297609965260723,0.3478518990397527,0.32140824142399615,0.3021093790657199,0.28919671661904317,0.2809790566380221,0.2790930676806681,0.27302993779623674,0.27037047583553225,0.27006339513030947,0.2639490255380275,0.24955745995564388,0.24231295487470522,0.24173091204460642,0.2388081345842383,0.23605938839406818,0.22847120420514225,0.2248475276566579,0.22459857455852256,0.2234822352304271,0.21948722738008655,0.21447943627259003,0.21430601591181278],"twin_dists":[0.16965176500240733,0.1843059604502663,0.18742962350924144,0.18874105365974253,0.19567936774016895,0.20094619054377416,0.20457999267168447,0.20694309733064006,0.20749130954698167,0.20926917803805759,0.21005664684434436,0.21014788089807396,0.2119780237384199,0.2163933529780684,0.2186775683649596,0.21886298974045723,0.2197985043900885,0.2206851394886833,0.22316844486505552,0.22437356096991026,0.22445682652704552,0.22483095766250566,0.22618015682625955,0.22789486093543532,0.22795472224153995],"n_dims_used":43,"mean_confidence":0.9074484359386356},"coverage":{"mean_confidence":0.9074484359386356,"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}}