{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011233","490:4900011235","490:4900011775","490:4900011841","490:4900011249","490:4900011647","490:4900011083","490:4900012111","490:4900011708","490:4900010772","490:4900012117","490:4900011099","490:4900011967","490:4900011718","490:4900012097","490:4900011299","490:4900010855","490:4900010839","490:4900012051","490:4900012052","490:4900011373","490:4900011571","490:4900011975","490:4900011849","490:4900011231"],"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":[0.24343105475762097,0.24239166391493472,0.23154431847223012,0.21866488333073858,0.1967641789296367,0.1792809248636665,0.1758388177323089,0.16797083833198362,0.1491240788332475,0.13158783232401758,0.12830491059773305,0.11864319067396698,0.10804507587878334,0.10465650542150044,0.0982192769265172,0.09667752155728286,0.09007390498215898,0.08251496008506672,0.07843943471641811,0.07647022445366199,0.0742768771093236,0.06778856767891152,0.06630737796955635,0.065893547357232,0.06557502482970347],"twin_dists":[0.2183221822874602,0.21865251616947792,0.22215629798501216,0.22645991567996462,0.2341885381303495,0.240797336902439,0.24215149611836576,0.24531945777550523,0.2533702180596551,0.26156610336009306,0.26319030300215845,0.26816076344727197,0.2739832608711818,0.2759380040968787,0.27979153397832257,0.280743726070886,0.28496278444545287,0.29010458568951375,0.2930348639593359,0.29449473642930357,0.29615686795696605,0.30131786335885913,0.3025520390879202,0.30290087151482314,0.3031705851541932],"n_dims_used":45,"mean_confidence":0.8899443732367621},"coverage":{"mean_confidence":0.8899443732367621,"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}}