{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002385","498:4980003081","498:4980002308","498:4980003250","468:4680008514","498:4980002250","498:4980003124","498:4980003145","498:4980003208","479:4790003062","498:4980002305","498:4980002304","498:4980002383","500:5000010402","468:4680004381","468:4680002403","496:4960003962","498:4980003132","498:4980003302","496:4960002621","498:4980003030","472:4720001772","500:5000008153","468:4680004008","484:4840000907"],"twin_admin_codes":[498,498,498,498,468,498,498,498,498,479,498,498,498,500,468,468,496,498,498,496,498,472,500,468,484],"twin_sims":[0.3346298580395221,0.32233052759153363,0.2664880213930676,0.21317272117661182,0.1942923217662538,0.1768797027907083,0.14589298592633967,0.14267973983029905,0.12760209837190414,0.12256090469738247,0.12216083682406562,0.11778909269448243,0.11409782279115137,0.11195038613854867,0.10960900079032634,0.10876443512915997,0.1057236597272549,0.1047694791664384,0.10439070675070218,0.10130894312841901,0.09828576517253045,0.09780403038595237,0.09776250092977481,0.09567597876376342,0.09140719165527648],"twin_dists":[0.19217301562242387,0.1954322161940753,0.21121488981956707,0.22834672146956322,0.2350973204347057,0.24174002871221184,0.254824328381224,0.2562942449240218,0.26354208683588565,0.26610944552675697,0.26631660743129576,0.2686148281381557,0.270606769956491,0.2717885159366352,0.2730970988654856,0.273574426971877,0.2753171619882228,0.2758720464613134,0.27609340464770615,0.27791808661070017,0.27975073531090827,0.2800468299651571,0.2800724092802101,0.28136869416104243,0.2840917129938716],"n_dims_used":44,"mean_confidence":0.9229706850918856},"coverage":{"mean_confidence":0.9229706850918856,"n_dims_used":44,"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}}