{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002550","480:4800002551","480:4800006290","480:4800002548","480:4800002599","480:4800005917","497:4970002989","480:4800002598","665:6650000020","665:6650003239","480:4800002313","480:4800006276","665:6650003086","487:4870007443","665:6650003503","665:6650000453","480:4800002597","665:6650000374","487:4870007299","492:4920002159","497:4970002991","487:4870007442","492:4920000007","487:4870006256","497:4970003129"],"twin_admin_codes":[480,480,480,480,480,480,497,480,665,665,480,480,665,487,665,665,480,665,487,492,497,487,492,487,497],"twin_sims":[0.07693613714072683,0.057138644172067175,0.047879394336670614,0.009220954791330465,0.00378180160429817,0.0019073241344464559,0.0016754846404512225,0.001225430864178978,0.001170923486249558,0.0008797902999663155,0.000637791826023299,0.0006201926520676904,0.0005057929102747094,0.00036136014498112614,0.00032095872324622906,0.0003198087460298908,0.00029280875250756774,0.0002801386162993118,0.00025547783734792325,0.00025058457420619755,0.00023037185836676468,0.0002276262112397905,0.0002253590048014483,0.00020448675600679645,0.00018877441760075213],"twin_dists":[0.29414662409486836,0.3107380908094204,0.3201910579557432,0.39760588831033694,0.4337712517404967,0.4596182321968856,0.46434998132971206,0.4755769920682793,0.47718801252316356,0.48718781684733053,0.4982002470936233,0.4991467168713576,0.5059901771666268,0.5170777979556281,0.5209310217479151,0.5210472303497908,0.5238947792515404,0.5253170486607273,0.5282675669177814,0.5288846990570077,0.5315601341199393,0.5319404603008251,0.5322577791071058,0.5353289416049102,0.5378421570460239],"n_dims_used":42,"mean_confidence":0.9191824595133463},"coverage":{"mean_confidence":0.9191824595133463,"n_dims_used":42,"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}}