{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008847","490:4900009604","490:4900010115","490:4900008613","490:4900009706","490:4900007827","490:4900008054","490:4900012217","490:4900008056","494:4940008949","466:4660003956","490:4900007826","490:4900008285","490:4900008376","490:4900010116","490:4900009705","490:4900012545","490:4900007950","490:4900008724","490:4900009810","490:4900008396","490:4900010117","494:4940007580","494:4940008475","494:4940009001"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,466,490,490,490,490,490,490,490,490,490,490,490,494,494,494],"twin_sims":[0.2067674153907016,0.15332914555350163,0.07514804441727889,0.06568602753768403,0.06236679824712761,0.04399606896455222,0.02678090005192719,0.020521391110158445,0.02021505058711902,0.01887052341913378,0.016069189653065016,0.01412145690077855,0.009253907376096979,0.00893563319316781,0.008686005661819492,0.006568418286533002,0.005656330734539362,0.005361465227766101,0.004504106141706295,0.003976439719756021,0.003447143343617106,0.0033314935464116655,0.0029936513035178614,0.0029917688812656326,0.002981200973101279],"twin_dists":[0.2305892693874855,0.2515121563595654,0.29549201272603737,0.30307647080650235,0.30594869164559446,0.3246163377806952,0.3494597066681194,0.36208147437332144,0.36278144746253044,0.3659675094261638,0.3733005559885957,0.3790938119621751,0.39745452650743657,0.3989370617619826,0.4001332455970927,0.4117444126303612,0.4178238020219247,0.4199795528100824,0.4269204080930143,0.4318153234950746,0.43735932745249645,0.43867343824181093,0.4427657838083347,0.4427897453249669,0.44292452152400974],"n_dims_used":45,"mean_confidence":0.9066128200954862},"coverage":{"mean_confidence":0.9066128200954862,"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}}