{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006522","490:4900012493","490:4900007489","490:4900004952","490:4900006999","490:4900006761","490:4900004811","490:4900002440","490:4900007618","466:4660004268","490:4900004821","494:4940008942","490:4900010475","490:4900006617","490:4900006998","490:4900003711","490:4900006990","490:4900001415","490:4900005366","490:4900010976","490:4900003443","466:4660004429","490:4900001285","490:4900006637","494:4940008481"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,494,490,490,490,490,490,490,490,490,490,466,490,490,494],"twin_sims":[0.3245857151988074,0.31666519961932027,0.3116895257411305,0.29722531953509895,0.29627444082476045,0.2760068771070799,0.27592480905687167,0.2564534915623564,0.2436323751455647,0.2355776791369451,0.21517409449514696,0.21299904018557123,0.21168918822230073,0.21163470440977014,0.2094237464498146,0.20189132774012686,0.18580948660099098,0.18463115513225617,0.18152034365453137,0.18057043605865036,0.17154439423233953,0.17074731201483856,0.16852627166556858,0.1670807470297336,0.1660738114923563],"twin_dists":[0.19482953439597858,0.1969567231451473,0.1983084074770886,0.2023096685538434,0.20257664904661754,0.20839327704807248,0.20841734602860781,0.21425810668702563,0.2182583051239625,0.22084121266439502,0.22765540558102687,0.22840692102821936,0.22886200272142887,0.2288809733056661,0.22965361416558058,0.23232841215321806,0.23827869382644118,0.23872861140996338,0.23992620256173652,0.24029478228552162,0.24386771398020343,0.24418963131195384,0.24509236791421185,0.24568450293147936,0.2460991616638015],"n_dims_used":45,"mean_confidence":0.9206766764322917},"coverage":{"mean_confidence":0.9206766764322917,"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}}