{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002896","480:4800003205","480:4800003756","480:4800003504","480:4800003297","480:4800003618","480:4800003191","480:4800003082","480:4800002658","480:4800003386","480:4800002655","480:4800003334","480:4800003440","480:4800003021","480:4800003250","480:4800002815","480:4800004230","480:4800003290","480:4800004061","480:4800002659","487:4870008737","480:4800003381","480:4800003500","480:4800003765","480:4800003556"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480],"twin_sims":[0.39920024752686545,0.37070126093425326,0.3215820253171719,0.30402239180550067,0.2710629017023833,0.23608535331073607,0.23578213823576855,0.21362762998940274,0.20985118823875723,0.20963309884445716,0.17711385839421903,0.17341803813817003,0.16522925749067616,0.16005003704636792,0.15486075620680081,0.14548942205434615,0.14520786113043507,0.13957267867325898,0.13792553247238096,0.1218395487077009,0.12030029962697955,0.10915717266611766,0.10814030565533642,0.10510920228227964,0.10368854931696724],"twin_dists":[0.17600672883512863,0.1829671820745224,0.19563276735552587,0.20041564353938146,0.20985116084881836,0.22067673280616226,0.22077494271428502,0.22818920264109074,0.2295038098577942,0.22958021707606444,0.2416477032872554,0.24311520188992772,0.24644835219456346,0.24861849603541447,0.25084469073005017,0.25500761462510974,0.2551357140017918,0.257739172246481,0.2585149212686708,0.2664833505432424,0.2672868800360301,0.2733521055665185,0.2739290179437091,0.2756740383285364,0.27650541212034674],"n_dims_used":43,"mean_confidence":0.9131218666254088},"coverage":{"mean_confidence":0.9131218666254088,"n_dims_used":43,"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}}