{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013304","490:4900013310","466:4660013379","487:4870000394","487:4870000094","490:4900013275","487:4870000050","490:4900013278","490:4900013167","466:4660010665","490:4900013381","490:4900013366","490:4900013370","466:4660012433","490:4900013306","490:4900013345","487:4870002327","487:4870000219","494:4940008374","487:4870000216","487:4870000058","487:4870000057","494:4940008165","466:4660009147","490:4900013324"],"twin_admin_codes":[490,490,466,487,487,490,487,490,490,466,490,490,490,466,490,490,487,487,494,487,487,487,494,466,490],"twin_sims":[0.7469620435090819,0.1367489923483728,0.13166236885125163,0.11362447951079872,0.10787866721013539,0.07556383380621937,0.0629205955948893,0.06130488966724638,0.05115247570728891,0.04584779571270989,0.042311907982794855,0.04061877650546962,0.03975139415862317,0.03964571677962159,0.03893627200096265,0.03516299576643717,0.03437309738875531,0.03436117311489073,0.03278143913238658,0.032134310772235906,0.032053597538247575,0.030352114963719354,0.029860892467619735,0.029161889364570044,0.028993452941377267],"twin_dists":[0.0992059015981098,0.2590732813111401,0.2615295836771289,0.2708657716007343,0.2740781363764574,0.2951768821060208,0.3054609141600892,0.3068940275823344,0.3166884588389301,0.32246703587477654,0.32663816825638053,0.3287402583626151,0.32984593367655646,0.3299820325576743,0.3309037306056804,0.3360594151195496,0.33719784491847,0.3372152005467403,0.3395612024436578,0.34055017078097416,0.34067471080226636,0.34336461875825924,0.34416521527944144,0.34532415232266095,0.3456069791038087],"n_dims_used":45,"mean_confidence":0.9150533888075086},"coverage":{"mean_confidence":0.9150533888075086,"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}}