{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004035","489:4890003976","489:4890004159","489:4890004036","489:4890004037","477:4770000418","477:4770000742","477:4770001280","477:4770000579","477:4770000804","477:4770000472","477:4770001569","477:4770000741","477:4770000915","489:4890004153","477:4770000798","489:4890003910","477:4770001693","477:4770000474","477:4770001042","489:4890003975","477:4770000689","489:4890004643","477:4770000799","477:4770000691"],"twin_admin_codes":[489,489,489,489,489,477,477,477,477,477,477,477,477,477,489,477,489,477,477,477,489,477,489,477,477],"twin_sims":[0.6196684978596199,0.5825051341482966,0.5807122566663487,0.49058082318716656,0.48894932134442326,0.4700065032747294,0.45814682592467093,0.4353246084430622,0.42342461971536777,0.42169415794126336,0.4148756137370352,0.40609733941997495,0.3873344121868589,0.386591433579987,0.3849612727344935,0.3849369148056814,0.38102559988860824,0.38045190236880616,0.3716329893825471,0.3716232222306403,0.3676592817002104,0.3655083885538065,0.36545152198970554,0.3643058685377293,0.3580517287295613],"twin_dists":[0.12706088114653374,0.13502166447277952,0.13540620870433312,0.15499911878127662,0.15536120471377562,0.15959336640734087,0.16227198109416963,0.16749915193940876,0.17026736225650219,0.17067256715084667,0.17227609931259866,0.17435739606952463,0.17887511294739233,0.17905607405045415,0.1794536976852878,0.17945964505777806,0.1804170001752236,0.1805578177159581,0.1827356189067331,0.1827380448519624,0.1837252288132791,0.1842631150065578,0.1842773574966563,0.18456452981276397,0.1861403460744297],"n_dims_used":45,"mean_confidence":0.9207523769802517},"coverage":{"mean_confidence":0.9207523769802517,"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}}