{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003093","492:4920002862","492:4920003289","492:4920003037","492:4920003143","492:4920003244","492:4920003190","492:4920003240","492:4920002807","492:4920002946","492:4920003478","492:4920002900","492:4920003477","492:4920003241","491:4910003159","492:4920003148","492:4920003431","492:4920003428","492:4920003290","495:4950001398","492:4920004089","495:4950001966","492:4920002943","492:4920003903","495:4950000866"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,491,492,492,492,492,495,492,495,492,492,495],"twin_sims":[0.610316360249213,0.5945860816715857,0.5739979291100101,0.5052865638006128,0.4841536969403397,0.46542247050099717,0.4623988368922776,0.4276457474427611,0.36162165208673075,0.3612951838334684,0.36004505202810333,0.3302216031641616,0.3285421083653457,0.32328841002521314,0.2984811181856189,0.2699720335828289,0.26887706358099056,0.26159547934591587,0.2501067500481611,0.24935986228133625,0.24650615845969676,0.24319528117757844,0.2379934148647281,0.23640214128459372,0.23490587618905417],"twin_dists":[0.12906385670426834,0.13243247105113257,0.13684722449828254,0.15175093950690924,0.1564276460252318,0.16062589148819517,0.16130886863521568,0.169281828352046,0.18523915523183626,0.1853213797173857,0.1856365890449498,0.19333346029461057,0.19377780684002216,0.195175943320169,0.20195784314250018,0.2101750368988324,0.21050094535246122,0.21268952346924322,0.2162219061132533,0.21645508707443623,0.21735016782487365,0.21839703455204698,0.22006060322326268,0.22057421472581085,0.22105922496808197],"n_dims_used":45,"mean_confidence":0.9228736029730903},"coverage":{"mean_confidence":0.9228736029730903,"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}}