{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007262","470:4700006007","490:4900007141","470:4700003127","490:4900005670","466:4660002754","490:4900007016","493:4930004995","488:4880004819","490:4900007761","493:4930004583","466:4660003171","490:4900005546","469:4690000070","466:4660003215","490:4900005929","470:4700007064","467:4670001781","466:4660000985","469:4690001531","469:4690004926","490:4900005009","488:4880002770","469:4690001643","490:4900003906"],"twin_admin_codes":[490,470,490,470,490,466,490,493,488,490,493,466,490,469,466,490,470,467,466,469,469,490,488,469,490],"twin_sims":[0.48186927135814217,0.3782506874516148,0.32187296398911,0.27052344507265963,0.25372658919153074,0.2400792530924939,0.23095763697063457,0.20071382885253047,0.18675731654695502,0.17280930446023154,0.1680105003943313,0.15483845799009285,0.15293875223922462,0.15133170190807044,0.14650243768681828,0.1394504467049802,0.1385302437060954,0.13474097730470727,0.13358410826182085,0.1275134970759971,0.12449808139353886,0.12430103365504505,0.123661414248649,0.11440807015805572,0.11398526233830773],"twin_dists":[0.15693679905996566,0.18109907410688805,0.1955547832729417,0.21001122338242043,0.215098031158938,0.21939073966692804,0.22234883753625154,0.23275270078077523,0.23791824111623508,0.24335904710726133,0.24530322397516463,0.25085437338424804,0.2516830682594059,0.25239001697341173,0.254548244201713,0.2577965037845339,0.2582293233118253,0.2600346083257429,0.2605933432483804,0.26358653912859586,0.26511356259665947,0.2652143220807165,0.26554222780736314,0.2704374586810157,0.2706682851591093],"n_dims_used":45,"mean_confidence":0.9180562337239583},"coverage":{"mean_confidence":0.9180562337239583,"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}}