{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001112","489:4890001172","489:4890001111","489:4890000933","489:4890001044","489:4890001164","489:4890000978","489:4890001107","489:4890001368","489:4890000919","489:4890001098","489:4890001040","489:4890001438","489:4890001234","489:4890000873","489:4890001115","489:4890001165","489:4890000989","489:4890001052","489:4890001237","489:4890001113","489:4890000922","489:4890000864","489:4890001233","489:4890001291"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8911817427820834,0.8838927417883867,0.8146682154130594,0.7771770178860884,0.7454486383233705,0.6974389582278385,0.689581173277302,0.6385716127814001,0.6273680418557436,0.6254265149393872,0.5898143596094519,0.5758457440216845,0.5472091818700451,0.5411790693998598,0.5340977816940827,0.5302197644325238,0.5271008575283633,0.5189975063889475,0.5111876016310567,0.4913958469573079,0.4759608928476363,0.4640382272986173,0.44711229867091534,0.4411167307146754,0.4350932254688089],"twin_dists":[0.06234161977426979,0.06452541920733777,0.08315504424318733,0.09221767804444793,0.09955013607984368,0.11025422791399463,0.11197423415816396,0.12300717757961548,0.12541087245573276,0.12582705741693756,0.1334547962641918,0.13645049753938826,0.14261663256547424,0.14392121551970544,0.14545668273313622,0.14629929612427806,0.14697791562222715,0.1487452679370266,0.15045482949406494,0.15481837184005592,0.15825722793596936,0.1609383710356168,0.16478667061953,0.16616279586215243,0.16755268219447603],"n_dims_used":45,"mean_confidence":0.9147274441189236},"coverage":{"mean_confidence":0.9147274441189236,"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}}