{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002451","480:4800001382","480:4800002543","480:4800002308","480:4800001909","493:4930006402","480:4800001393","480:4800002398","488:4880003305","493:4930004377","466:4660001530","493:4930005676","480:4800002125","472:4720001482","480:4800001441","480:4800001721","493:4930006128","480:4800001383","480:4800003671","493:4930006065","466:4660001634","480:4800001907","494:4940001807","480:4800002060","468:4680005253"],"twin_admin_codes":[480,480,480,480,480,493,480,480,488,493,466,493,480,472,480,480,493,480,480,493,466,480,494,480,468],"twin_sims":[0.4101255994156705,0.3015456279102386,0.26072268185604297,0.2088181104459401,0.20489848575937966,0.2026986205116641,0.19674449395118454,0.18444310495641641,0.17300026024624948,0.16737922923867268,0.1629140026936443,0.1603775553189772,0.1588649942376736,0.15477332591891907,0.1466297822238087,0.14080731267082897,0.13468581620195832,0.13289903944071424,0.1319011171410396,0.129165206523907,0.1275158908965303,0.12587729306286924,0.12529667871133388,0.12484548668207766,0.12312628549612802],"twin_dists":[0.17339988528285527,0.20110291160041163,0.212954397886417,0.22986622623317418,0.23125250144842777,0.2320385023069011,0.23419574399343934,0.2388006006789001,0.2432824884381926,0.245561933356117,0.24741228283186636,0.2484797657695819,0.24912218865991764,0.25088266182030367,0.2544906639586345,0.2571621697653414,0.2600611676193683,0.2609259283046907,0.2614127120583385,0.2627616713424282,0.2635853378138474,0.2644116796024637,0.2647064398797871,0.26493621326142164,0.26581755839202714],"n_dims_used":43,"mean_confidence":0.9200913185297057},"coverage":{"mean_confidence":0.9200913185297057,"n_dims_used":43,"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}}