{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003774","492:4920003683","492:4920003873","492:4920003956","492:4920003552","492:4920003778","492:4920003919","492:4920003965","492:4920003639","492:4920003780","492:4920003783","492:4920003729","492:4920002680","492:4920003555","492:4920003730","492:4920002412","492:4920001357","492:4920002884","492:4920003825","492:4920003682","492:4920003890","492:4920002525","492:4920002573","492:4920002885","492:4920003695"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5940404724063374,0.5316549866215295,0.5231242924667622,0.44402309295150183,0.37352999947280713,0.3652467304041146,0.3573169748944297,0.35255705434481527,0.3459247438883938,0.2668288972619985,0.25263380922622625,0.2366039976718055,0.2331258038666447,0.22715842334675804,0.22236253080048274,0.21475331150592333,0.20715399790638514,0.19647273418615968,0.19243701373922942,0.19233106621046558,0.190823100593291,0.17715495551640462,0.17462576618862902,0.1710433911733648,0.16342874596649723],"twin_dists":[0.1325493477524704,0.14598730309599925,0.1478444285416498,0.1654948256067641,0.18226503904324495,0.18432865772718432,0.186326397182043,0.18753649435924877,0.18923689113440628,0.2111127796250072,0.21543623118003422,0.22050893730910615,0.22163887320395317,0.22360355902161297,0.22520746957564472,0.22780039110171074,0.23045259354421654,0.23429527516214754,0.23578471769610398,0.2358241105607098,0.23638644168865575,0.24163150802221212,0.24263321716243405,0.2440699284237519,0.2471971224106771],"n_dims_used":45,"mean_confidence":0.9102730645073784},"coverage":{"mean_confidence":0.9102730645073784,"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}}