{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002086","480:4800002139","480:4800002192","480:4800002187","480:4800002033","480:4800001926","480:4800002511","480:4800002509","480:4800002327","480:4800001365","480:4800002027","480:4800001750","480:4800001311","480:4800002145","480:4800001247","480:4800001639","480:4800002315","480:4800001305","480:4800001872","480:4800001870","480:4800002282","480:4800002409","480:4800001693","480:4800002094","480:4800002237"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9826634140050057,0.9133103146648153,0.9061988050005341,0.8912556287654263,0.8077360348503136,0.8046977593207756,0.8032159770051928,0.7901686342638747,0.7884201883103582,0.7783880181423205,0.7756857783765989,0.7597711660841793,0.7535554052899944,0.7504102273197871,0.7312855844952852,0.7212014823916164,0.7207793670243077,0.7176324118953132,0.7155199017658693,0.7119972479233289,0.7097059766662901,0.6835796272762784,0.6750514313636258,0.6726792222300157,0.6657422769139707],"twin_dists":[0.024289393405785984,0.055308715645729666,0.05764337324483918,0.062319184802017875,0.08487075919773926,0.08561645491278175,0.08597880151269188,0.08913381632445994,0.08955203256180011,0.0919324502738086,0.09256831129185329,0.09627160248682703,0.09770027598752766,0.09841971463795195,0.1027488968379836,0.10500362052238589,0.10509762547578841,0.10579754653163168,0.10626651901970657,0.10704702953633156,0.10755372192421549,0.11328333408806358,0.11513743525727817,0.11565200242280044,0.11715408087096266],"n_dims_used":42,"mean_confidence":0.9110085623604911},"coverage":{"mean_confidence":0.9110085623604911,"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}}