{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002058},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001783","480:4800001729","480:4800002121","493:4930004975","480:4800002545","480:4800001632","480:4800001560","480:4800001631","480:4800001894","480:4800001671","480:4800001952","480:4800001732","480:4800005292","480:4800001500","466:4660003474","480:4800001499","493:4930004390","466:4660001430","480:4800004610","480:4800004004","469:4690002179","480:4800001052","468:4680006174","493:4930004690","480:4800001965"],"twin_admin_codes":[480,480,480,493,480,480,480,480,480,480,480,480,480,480,466,480,493,466,480,480,469,480,468,493,480],"twin_sims":[0.2901595150160632,0.2190061761408191,0.10980426666876317,0.10637873020240324,0.10585029184375266,0.10479896257854121,0.09459424381247517,0.09019722962562875,0.08683098199503131,0.07949161766515096,0.07767829928456073,0.07211166442695298,0.07186111636737533,0.07013119145410066,0.0637142267651239,0.06218650734124111,0.06179430101324589,0.056438373187443554,0.052962004926070186,0.052500299119698925,0.05025541022871144,0.050125649735193956,0.04965072537150498,0.04776792071529937,0.04680873591127894],"twin_dists":[0.20430577479391857,0.22634372342720596,0.2729871447151206,0.27493846920195536,0.2752438147141803,0.27585484222516843,0.2820495129322904,0.28488178631163436,0.2871249577452081,0.29226686960224024,0.29359559708725314,0.29783702877419016,0.29803407424095774,0.29940999794109163,0.30476798926216014,0.30610825557327836,0.30645668684575245,0.3114067385220368,0.3148314291386718,0.3153001856029641,0.3176294043737382,0.317766667571165,0.31827158975524833,0.32031382583715934,0.3213802080819258],"n_dims_used":43,"mean_confidence":0.9153740461482558},"coverage":{"mean_confidence":0.9153740461482558,"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}}