{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006189","490:4900006789","490:4900006429","490:4900006911","490:4900006921","490:4900007039","490:4900005694","490:4900005699","490:4900006320","490:4900006542","490:4900006931","490:4900005432","490:4900007183","490:4900007296","490:4900005564","490:4900002371","490:4900006805","490:4900006930","490:4900007287","490:4900002068","490:4900007665","490:4900007180","490:4900007306","490:4900007648","490:4900006430"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5378988667152823,0.3750351697517761,0.3184927205707537,0.30609259330611166,0.2607472419901517,0.2291823764106757,0.1968985499825999,0.16940571090012105,0.16496927325795352,0.16001978178417475,0.14796559466129622,0.1325544861724644,0.13094463593892544,0.12822256102863155,0.1161668059459884,0.1160042586635011,0.10931678907545465,0.10113590969407524,0.09517901036921685,0.08734203973848174,0.08370976830469605,0.08199613712280746,0.08012819996727383,0.07998238625875521,0.07446476675152452],"twin_dists":[0.14463198862648374,0.18189249726318157,0.19646328458348408,0.1998436793729107,0.21294693683296273,0.22293342103266484,0.2341393637281119,0.2447339059103948,0.246556105053336,0.24863132197674204,0.2538888778612323,0.26109368852195725,0.26188189133291795,0.26323144651079067,0.2694842809027906,0.26957190939465236,0.2732619266865032,0.2780218163367271,0.2816807177361732,0.2867800062472045,0.289267518822749,0.2904710859437682,0.2918061777084834,0.2919114425421138,0.2960129443903283],"n_dims_used":45,"mean_confidence":0.8962653266059027},"coverage":{"mean_confidence":0.8962653266059027,"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}}