{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006555","490:4900006677","490:4900008220","490:4900007167","490:4900006676","490:4900010657","490:4900006678","490:4900007044","490:4900012171","490:4900012173","490:4900010652","490:4900001787","490:4900007041","490:4900001786","490:4900007043","490:4900002540","490:4900009417","490:4900010572","490:4900007890","490:4900009825","490:4900002391","490:4900006916","490:4900006675","490:4900012107","490:4900002539"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.010108883151648158,0.006390655174377733,0.0024334497757208797,0.0024260646731694303,0.0018130203125203783,0.0012881234349750338,0.0011364660743477277,0.0011187961280434092,0.0009828955718763637,0.0009360505571897254,0.0009351277386981613,0.0006752302372774739,0.0006606861580820541,0.00063776731664576,0.0005829058618426628,0.0005063262629530613,0.0004995934294822298,0.000495570861440762,0.0003938390927432974,0.0003827188817664805,0.00037498282766317134,0.0003669324887549636,0.00031884339232008584,0.00028444717756996005,0.00021760735286273228],"twin_dists":[0.39368642869056564,0.4128668273881478,0.45058943569774923,0.450703199958233,0.4614753656135928,0.47380408896722404,0.4782426483668056,0.4787950128305526,0.48333581075636306,0.4850369974900218,0.48507129705547547,0.49626524656785853,0.49700479131822195,0.4982015481762087,0.5012376190616163,0.5059550426851243,0.5064011254032189,0.5066703275916367,0.5142625668686596,0.5152011342926897,0.5158692561671664,0.5165783709276277,0.5211450851753269,0.5248267398768137,0.5333658605829131],"n_dims_used":44,"mean_confidence":0.8943175402554598},"coverage":{"mean_confidence":0.8943175402554598,"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}}