{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000428","474:4740000360","474:4740000509","474:4740000324","474:4740000696","474:4740000104","474:4740000227","474:4740000328","474:4740000321","478:4780001348","474:4740000320","474:4740000017","478:4780003532","478:4780001754","474:4740000261","474:4740000257","478:4780002991","474:4740000165","474:4740000318","474:4740001093","474:4740000423","474:4740000783","474:4740000255","474:4740000072","478:4780001438"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,478,474,474,478,478,474,474,478,474,474,474,474,474,474,474,478],"twin_sims":[0.813588702351403,0.8119813386266427,0.7801081212952953,0.7785483004820809,0.776418457819385,0.7625930847862106,0.7538091473989774,0.744363558702754,0.7019752787927309,0.6862914235495146,0.6816046161037427,0.6659600518978673,0.6571692122197108,0.6560732433466651,0.6549825378499521,0.6346240344539797,0.6306028557120648,0.6266235213782623,0.6257862403911155,0.623874134373283,0.6234195672905163,0.6215094079745753,0.619562133702472,0.619036397236945,0.6158739568576111],"twin_dists":[0.08342357464377335,0.08382247134267722,0.09152655163529194,0.09189466583858287,0.09239611943160142,0.09561985636259998,0.09764213459998526,0.09979664271829192,0.10925788655038178,0.11269228433675961,0.11371333244550957,0.11710698222641804,0.11900553705477608,0.11924187469691325,0.1194770043208477,0.12385458227360034,0.12471724731970926,0.12557047812558264,0.12574995344580137,0.1261597639359403,0.12625717728108443,0.12666647901908043,0.12708366724918876,0.12719629181179756,0.12787367781275305],"n_dims_used":44,"mean_confidence":0.92034235867587},"coverage":{"mean_confidence":0.92034235867587,"n_dims_used":44,"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}}